Year Area EU-OECD (21 countries) OECD EU (21 countries) EU-OECD (21 countries) projected Value Class United States United States projected Japan Other OECD countries Japan projected Other OECD Other OECD projected China China projected India India projected Brazil Brazil projected Russia Russia projected Indonesia Indonesia projected South Africa South Africa projected Other countries Other countries projected
1996 EU-OECD (21 countries) 28.5 Default data
1997 EU-OECD (21 countries) 28.2 Default data
1998 EU-OECD (21 countries) 28.3 Default data
1999 EU-OECD (21 countries) 28.1 Default data
2000 EU-OECD (21 countries) 28 Default data
2001 EU-OECD (21 countries) 28 Default data
2002 EU-OECD (21 countries) 27.6 Default data
2003 EU-OECD (21 countries) 27.1 Default data
2004 EU-OECD (21 countries) 26.6 Default data
2005 EU-OECD (21 countries) 26.1 Default data
2006 EU-OECD (21 countries) 25.7 Default data
2007 EU-OECD (21 countries) 25.3 Default data
2008 EU-OECD (21 countries) 24.8 Default data
2009 EU-OECD (21 countries) 24 Default data
2010 EU-OECD (21 countries) 23.3 Default data
2011 EU-OECD (21 countries) 22.9 Default data
2012 EU-OECD (21 countries) 22.1 Default data
2013 EU-OECD (21 countries) 21.5 Default data
2014 EU-OECD (21 countries) 21.2 Projected data
2015 EU-OECD (21 countries) 20.8 Projected data
2016 EU-OECD (21 countries) 20.5 Projected data
2017 EU-OECD (21 countries) 20.2 Projected data
2018 EU-OECD (21 countries) 19.9 Projected data
2019 EU-OECD (21 countries) 19.6 Projected data
2020 EU-OECD (21 countries) 19.4 Projected data
2021 EU-OECD (21 countries) 19.2 Projected data
2022 EU-OECD (21 countries) 18.9 Projected data
2023 EU-OECD (21 countries) 18.7 Projected data
2024 EU-OECD (21 countries) 18.5 Projected data
2025 EU-OECD (21 countries) 18.3 Projected data
2026 EU-OECD (21 countries) 18.2 Projected data
2027 EU-OECD (21 countries) 18 Projected data
2028 EU-OECD (21 countries) 17.8 Projected data
2029 EU-OECD (21 countries) 17.6 Projected data
2030 EU-OECD (21 countries) 17.4 Projected data
2031 EU-OECD (21 countries) 17.3 Projected data
2032 EU-OECD (21 countries) 17.1 Projected data
2033 EU-OECD (21 countries) 16.9 Projected data
2034 EU-OECD (21 countries) 16.8 Projected data
2035 EU-OECD (21 countries) 16.6 Projected data
2036 EU-OECD (21 countries) 16.4 Projected data
2037 EU-OECD (21 countries) 16.3 Projected data
2038 EU-OECD (21 countries) 16.1 Projected data
2039 EU-OECD (21 countries) 16 Projected data
2040 EU-OECD (21 countries) 15.8 Projected data
2041 EU-OECD (21 countries) 15.7 Projected data
2042 EU-OECD (21 countries) 15.6 Projected data
2043 EU-OECD (21 countries) 15.4 Projected data
2044 EU-OECD (21 countries) 15.3 Projected data
2045 EU-OECD (21 countries) 15.2 Projected data
2046 EU-OECD (21 countries) 15.1 Projected data
2047 EU-OECD (21 countries) 15 Projected data
2048 EU-OECD (21 countries) 14.9 Projected data
2049 EU-OECD (21 countries) 14.8 Projected data
2050 EU-OECD (21 countries) 14.7 Projected data
1996 United States 26.9 Default data
1997 United States 27 Default data
1998 United States 27.5 Default data
1999 United States 27.8 Default data
2000 United States 27.6 Default data
2001 United States 27.3 Default data
2002 United States 27.1 Default data
2003 United States 27 Default data
2004 United States 26.8 Default data
2005 United States 26.5 Default data
2006 United States 26 Default data
2007 United States 25.2 Default data
2008 United States 24.6 Default data
2009 United States 24.1 Default data
2010 United States 23.6 Default data
2011 United States 23.1 Default data
2012 United States 23.1 Default data
2013 United States 22.9 Default data
2014 United States 22.7 Projected data
2015 United States 22.7 Projected data
2016 United States 22.5 Projected data
2017 United States 22.3 Projected data
2018 United States 22.2 Projected data
2019 United States 22 Projected data
2020 United States 21.8 Projected data
2021 United States 21.6 Projected data
2022 United States 21.4 Projected data
2023 United States 21.3 Projected data
2024 United States 21.1 Projected data
2025 United States 21 Projected data
2026 United States 20.8 Projected data
2027 United States 20.7 Projected data
2028 United States 20.5 Projected data
2029 United States 20.4 Projected data
2030 United States 20.2 Projected data
2031 United States 20.1 Projected data
2032 United States 20 Projected data
2033 United States 19.8 Projected data
2034 United States 19.7 Projected data
2035 United States 19.5 Projected data
2036 United States 19.4 Projected data
2037 United States 19.2 Projected data
2038 United States 19.1 Projected data
2039 United States 18.9 Projected data
2040 United States 18.8 Projected data
2041 United States 18.7 Projected data
2042 United States 18.6 Projected data
2043 United States 18.4 Projected data
2044 United States 18.3 Projected data
2045 United States 18.2 Projected data
2046 United States 18.1 Projected data
2047 United States 18 Projected data
2048 United States 17.9 Projected data
2049 United States 17.8 Projected data
2050 United States 17.7 Projected data
1996 Japan 10 Default data
1997 Japan 9.8 Default data
1998 Japan 9.3 Default data
1999 Japan 9 Default data
2000 Japan 8.8 Default data
2001 Japan 8.6 Default data
2002 Japan 8.4 Default data
2003 Japan 8.3 Default data
2004 Japan 8.1 Default data
2005 Japan 7.9 Default data
2006 Japan 7.6 Default data
2007 Japan 7.4 Default data
2008 Japan 7.2 Default data
2009 Japan 6.9 Default data
2010 Japan 6.9 Default data
2011 Japan 6.6 Default data
2012 Japan 6.5 Default data
2013 Japan 6.4 Default data
2014 Japan 6.3 Projected data
2015 Japan 6.1 Projected data
2016 Japan 5.9 Projected data
2017 Japan 5.7 Projected data
2018 Japan 5.6 Projected data
2019 Japan 5.4 Projected data
2020 Japan 5.3 Projected data
2021 Japan 5.2 Projected data
2022 Japan 5.1 Projected data
2023 Japan 5 Projected data
2024 Japan 4.9 Projected data
2025 Japan 4.8 Projected data
2026 Japan 4.7 Projected data
2027 Japan 4.6 Projected data
2028 Japan 4.5 Projected data
2029 Japan 4.5 Projected data
2030 Japan 4.4 Projected data
2031 Japan 4.3 Projected data
2032 Japan 4.3 Projected data
2033 Japan 4.2 Projected data
2034 Japan 4.1 Projected data
2035 Japan 4.1 Projected data
2036 Japan 4 Projected data
2037 Japan 3.9 Projected data
2038 Japan 3.9 Projected data
2039 Japan 3.8 Projected data
2040 Japan 3.8 Projected data
2041 Japan 3.7 Projected data
2042 Japan 3.7 Projected data
2043 Japan 3.6 Projected data
2044 Japan 3.6 Projected data
2045 Japan 3.5 Projected data
2046 Japan 3.5 Projected data
2047 Japan 3.4 Projected data
2048 Japan 3.4 Projected data
2049 Japan 3.4 Projected data
2050 Japan 3.3 Projected data
1996 Other OECD 12.4 Default data
1997 Other OECD 12.5 Default data
1998 Other OECD 12.5 Default data
1999 Other OECD 12.5 Default data
2000 Other OECD 12.6 Default data
2001 Other OECD 12.5 Default data
2002 Other OECD 12.6 Default data
2003 Other OECD 12.5 Default data
2004 Other OECD 12.5 Default data
2005 Other OECD 12.5 Default data
2006 Other OECD 12.4 Default data
2007 Other OECD 12.3 Default data
2008 Other OECD 12.2 Default data
2009 Other OECD 12.1 Default data
2010 Other OECD 12.1 Default data
2011 Other OECD 12.1 Default data
2012 Other OECD 12.1 Default data
2013 Other OECD 12.1 Default data
2014 Other OECD 12 Projected data
2015 Other OECD 12 Projected data
2016 Other OECD 12 Projected data
2017 Other OECD 11.9 Projected data
2018 Other OECD 11.9 Projected data
2019 Other OECD 11.9 Projected data
2020 Other OECD 11.8 Projected data
2021 Other OECD 11.8 Projected data
2022 Other OECD 11.8 Projected data
2023 Other OECD 11.7 Projected data
2024 Other OECD 11.7 Projected data
2025 Other OECD 11.7 Projected data
2026 Other OECD 11.7 Projected data
2027 Other OECD 11.6 Projected data
2028 Other OECD 11.6 Projected data
2029 Other OECD 11.6 Projected data
2030 Other OECD 11.6 Projected data
2031 Other OECD 11.5 Projected data
2032 Other OECD 11.5 Projected data
2033 Other OECD 11.5 Projected data
2034 Other OECD 11.5 Projected data
2035 Other OECD 11.5 Projected data
2036 Other OECD 11.5 Projected data
2037 Other OECD 11.4 Projected data
2038 Other OECD 11.4 Projected data
2039 Other OECD 11.4 Projected data
2040 Other OECD 11.4 Projected data
2041 Other OECD 11.4 Projected data
2042 Other OECD 11.4 Projected data
2043 Other OECD 11.4 Projected data
2044 Other OECD 11.4 Projected data
2045 Other OECD 11.4 Projected data
2046 Other OECD 11.4 Projected data
2047 Other OECD 11.4 Projected data
2048 Other OECD 11.4 Projected data
2049 Other OECD 11.5 Projected data
2050 Other OECD 11.5 Projected data
1996 China 6.8 Default data
1997 China 7.1 Default data
1998 China 7.5 Default data
1999 China 7.8 Default data
2000 China 8.1 Default data
2001 China 8.5 Default data
2002 China 9.1 Default data
2003 China 9.7 Default data
2004 China 10.2 Default data
2005 China 10.9 Default data
2006 China 11.7 Default data
2007 China 12.7 Default data
2008 China 13.6 Default data
2009 China 15 Default data
2010 China 15.8 Default data
2011 China 16.7 Default data
2012 China 17.4 Default data
2013 China 18.2 Default data
2014 China 18.9 Projected data
2015 China 19.6 Projected data
2016 China 20.1 Projected data
2017 China 20.6 Projected data
2018 China 21 Projected data
2019 China 21.4 Projected data
2020 China 21.7 Projected data
2021 China 22.1 Projected data
2022 China 22.3 Projected data
2023 China 22.6 Projected data
2024 China 22.8 Projected data
2025 China 23 Projected data
2026 China 23.2 Projected data
2027 China 23.3 Projected data
2028 China 23.4 Projected data
2029 China 23.6 Projected data
2030 China 23.7 Projected data
2031 China 23.8 Projected data
2032 China 23.9 Projected data
2033 China 24 Projected data
2034 China 24.2 Projected data
2035 China 24.3 Projected data
2036 China 24.4 Projected data
2037 China 24.6 Projected data
2038 China 24.7 Projected data
2039 China 24.9 Projected data
2040 China 25 Projected data
2041 China 25.1 Projected data
2042 China 25.2 Projected data
2043 China 25.2 Projected data
2044 China 25.3 Projected data
2045 China 25.3 Projected data
2046 China 25.3 Projected data
2047 China 25.3 Projected data
2048 China 25.2 Projected data
2049 China 25.2 Projected data
2050 China 25.1 Projected data
1996 India 3.9 Default data
1997 India 3.9 Default data
1998 India 4.1 Default data
1999 India 4.2 Default data
2000 India 4.2 Default data
2001 India 4.3 Default data
2002 India 4.4 Default data
2003 India 4.5 Default data
2004 India 4.7 Default data
2005 India 4.9 Default data
2006 India 5.1 Default data
2007 India 5.4 Default data
2008 India 5.6 Default data
2009 India 5.9 Default data
2010 India 6.3 Default data
2011 India 6.5 Default data
2012 India 6.6 Default data
2013 India 6.7 Default data
2014 India 6.8 Projected data
2015 India 7 Projected data
2016 India 7.1 Projected data
2017 India 7.3 Projected data
2018 India 7.4 Projected data
2019 India 7.6 Projected data
2020 India 7.8 Projected data
2021 India 8 Projected data
2022 India 8.2 Projected data
2023 India 8.4 Projected data
2024 India 8.6 Projected data
2025 India 8.8 Projected data
2026 India 9.1 Projected data
2027 India 9.3 Projected data
2028 India 9.5 Projected data
2029 India 9.8 Projected data
2030 India 10 Projected data
2031 India 10.3 Projected data
2032 India 10.6 Projected data
2033 India 10.8 Projected data
2034 India 11.1 Projected data
2035 India 11.3 Projected data
2036 India 11.6 Projected data
2037 India 11.8 Projected data
2038 India 12.1 Projected data
2039 India 12.4 Projected data
2040 India 12.6 Projected data
2041 India 12.9 Projected data
2042 India 13.1 Projected data
2043 India 13.4 Projected data
2044 India 13.7 Projected data
2045 India 13.9 Projected data
2046 India 14.2 Projected data
2047 India 14.5 Projected data
2048 India 14.7 Projected data
2049 India 15 Projected data
2050 India 15.3 Projected data
1996 Brazil 3.5 Default data
1997 Brazil 3.5 Default data
1998 Brazil 3.4 Default data
1999 Brazil 3.3 Default data
2000 Brazil 3.3 Default data
2001 Brazil 3.3 Default data
2002 Brazil 3.3 Default data
2003 Brazil 3.2 Default data
2004 Brazil 3.2 Default data
2005 Brazil 3.2 Default data
2006 Brazil 3.2 Default data
2007 Brazil 3.2 Default data
2008 Brazil 3.3 Default data
2009 Brazil 3.3 Default data
2010 Brazil 3.4 Default data
2011 Brazil 3.4 Default data
2012 Brazil 3.3 Default data
2013 Brazil 3.3 Default data
2014 Brazil 3.2 Projected data
2015 Brazil 3.2 Projected data
2016 Brazil 3.2 Projected data
2017 Brazil 3.1 Projected data
2018 Brazil 3.1 Projected data
2019 Brazil 3.1 Projected data
2020 Brazil 3.1 Projected data
2021 Brazil 3 Projected data
2022 Brazil 3 Projected data
2023 Brazil 3 Projected data
2024 Brazil 3 Projected data
2025 Brazil 3 Projected data
2026 Brazil 2.9 Projected data
2027 Brazil 2.9 Projected data
2028 Brazil 2.9 Projected data
2029 Brazil 2.9 Projected data
2030 Brazil 2.9 Projected data
2031 Brazil 2.9 Projected data
2032 Brazil 2.9 Projected data
2033 Brazil 2.9 Projected data
2034 Brazil 2.9 Projected data
2035 Brazil 2.9 Projected data
2036 Brazil 2.9 Projected data
2037 Brazil 2.9 Projected data
2038 Brazil 2.9 Projected data
2039 Brazil 2.8 Projected data
2040 Brazil 2.8 Projected data
2041 Brazil 2.8 Projected data
2042 Brazil 2.8 Projected data
2043 Brazil 2.8 Projected data
2044 Brazil 2.8 Projected data
2045 Brazil 2.8 Projected data
2046 Brazil 2.8 Projected data
2047 Brazil 2.8 Projected data
2048 Brazil 2.8 Projected data
2049 Brazil 2.8 Projected data
2050 Brazil 2.8 Projected data
1996 Russia 3.5 Default data
1997 Russia 3.4 Default data
1998 Russia 3.2 Default data
1999 Russia 3.2 Default data
2000 Russia 3.4 Default data
2001 Russia 3.5 Default data
2002 Russia 3.6 Default data
2003 Russia 3.7 Default data
2004 Russia 3.8 Default data
2005 Russia 3.9 Default data
2006 Russia 4 Default data
2007 Russia 4.2 Default data
2008 Russia 4.3 Default data
2009 Russia 4 Default data
2010 Russia 4 Default data
2011 Russia 4 Default data
2012 Russia 4 Default data
2013 Russia 3.9 Default data
2014 Russia 3.8 Projected data
2015 Russia 3.8 Projected data
2016 Russia 3.8 Projected data
2017 Russia 3.8 Projected data
2018 Russia 3.8 Projected data
2019 Russia 3.8 Projected data
2020 Russia 3.7 Projected data
2021 Russia 3.7 Projected data
2022 Russia 3.7 Projected data
2023 Russia 3.7 Projected data
2024 Russia 3.7 Projected data
2025 Russia 3.7 Projected data
2026 Russia 3.7 Projected data
2027 Russia 3.6 Projected data
2028 Russia 3.6 Projected data
2029 Russia 3.6 Projected data
2030 Russia 3.6 Projected data
2031 Russia 3.6 Projected data
2032 Russia 3.6 Projected data
2033 Russia 3.5 Projected data
2034 Russia 3.5 Projected data
2035 Russia 3.5 Projected data
2036 Russia 3.4 Projected data
2037 Russia 3.4 Projected data
2038 Russia 3.3 Projected data
2039 Russia 3.3 Projected data
2040 Russia 3.2 Projected data
2041 Russia 3.2 Projected data
2042 Russia 3.1 Projected data
2043 Russia 3 Projected data
2044 Russia 3 Projected data
2045 Russia 2.9 Projected data
2046 Russia 2.9 Projected data
2047 Russia 2.8 Projected data
2048 Russia 2.8 Projected data
2049 Russia 2.7 Projected data
2050 Russia 2.7 Projected data
1996 Indonesia 1.6 Default data
1997 Indonesia 1.6 Default data
1998 Indonesia 1.4 Default data
1999 Indonesia 1.3 Default data
2000 Indonesia 1.3 Default data
2001 Indonesia 1.4 Default data
2002 Indonesia 1.4 Default data
2003 Indonesia 1.4 Default data
2004 Indonesia 1.4 Default data
2005 Indonesia 1.4 Default data
2006 Indonesia 1.4 Default data
2007 Indonesia 1.5 Default data
2008 Indonesia 1.5 Default data
2009 Indonesia 1.6 Default data
2010 Indonesia 1.6 Default data
2011 Indonesia 1.7 Default data
2012 Indonesia 1.7 Default data
2013 Indonesia 1.8 Default data
2014 Indonesia 1.8 Projected data
2015 Indonesia 1.8 Projected data
2016 Indonesia 1.9 Projected data
2017 Indonesia 1.9 Projected data
2018 Indonesia 2 Projected data
2019 Indonesia 2 Projected data
2020 Indonesia 2 Projected data
2021 Indonesia 2.1 Projected data
2022 Indonesia 2.1 Projected data
2023 Indonesia 2.2 Projected data
2024 Indonesia 2.2 Projected data
2025 Indonesia 2.3 Projected data
2026 Indonesia 2.3 Projected data
2027 Indonesia 2.4 Projected data
2028 Indonesia 2.4 Projected data
2029 Indonesia 2.5 Projected data
2030 Indonesia 2.5 Projected data
2031 Indonesia 2.5 Projected data
2032 Indonesia 2.6 Projected data
2033 Indonesia 2.6 Projected data
2034 Indonesia 2.7 Projected data
2035 Indonesia 2.7 Projected data
2036 Indonesia 2.7 Projected data
2037 Indonesia 2.8 Projected data
2038 Indonesia 2.8 Projected data
2039 Indonesia 2.8 Projected data
2040 Indonesia 2.9 Projected data
2041 Indonesia 2.9 Projected data
2042 Indonesia 3 Projected data
2043 Indonesia 3 Projected data
2044 Indonesia 3 Projected data
2045 Indonesia 3.1 Projected data
2046 Indonesia 3.1 Projected data
2047 Indonesia 3.2 Projected data
2048 Indonesia 3.2 Projected data
2049 Indonesia 3.3 Projected data
2050 Indonesia 3.3 Projected data
1996 South Africa 0.8 Default data
1997 South Africa 0.8 Default data
1998 South Africa 0.8 Default data
1999 South Africa 0.8 Default data
2000 South Africa 0.8 Default data
2001 South Africa 0.8 Default data
2002 South Africa 0.8 Default data
2003 South Africa 0.8 Default data
2004 South Africa 0.8 Default data
2005 South Africa 0.8 Default data
2006 South Africa 0.8 Default data
2007 South Africa 0.8 Default data
2008 South Africa 0.8 Default data
2009 South Africa 0.8 Default data
2010 South Africa 0.8 Default data
2011 South Africa 0.8 Default data
2012 South Africa 0.8 Default data
2013 South Africa 0.8 Default data
2014 South Africa 0.8 Projected data
2015 South Africa 0.8 Projected data
2016 South Africa 0.8 Projected data
2017 South Africa 0.8 Projected data
2018 South Africa 0.8 Projected data
2019 South Africa 0.9 Projected data
2020 South Africa 0.9 Projected data
2021 South Africa 0.9 Projected data
2022 South Africa 0.9 Projected data
2023 South Africa 0.9 Projected data
2024 South Africa 0.9 Projected data
2025 South Africa 0.9 Projected data
2026 South Africa 1 Projected data
2027 South Africa 1 Projected data
2028 South Africa 1 Projected data
2029 South Africa 1 Projected data
2030 South Africa 1 Projected data
2031 South Africa 1 Projected data
2032 South Africa 1 Projected data
2033 South Africa 1 Projected data
2034 South Africa 1.1 Projected data
2035 South Africa 1.1 Projected data
2036 South Africa 1.1 Projected data
2037 South Africa 1.1 Projected data
2038 South Africa 1.1 Projected data
2039 South Africa 1.1 Projected data
2040 South Africa 1.1 Projected data
2041 South Africa 1.1 Projected data
2042 South Africa 1.1 Projected data
2043 South Africa 1.1 Projected data
2044 South Africa 1.1 Projected data
2045 South Africa 1.1 Projected data
2046 South Africa 1.1 Projected data
2047 South Africa 1.1 Projected data
2048 South Africa 1.1 Projected data
2049 South Africa 1.1 Projected data
2050 South Africa 1.1 Projected data
1996 Other countries 2 Default data
1997 Other countries 2 Default data
1998 Other countries 2 Default data
1999 Other countries 1.9 Default data
2000 Other countries 1.9 Default data
2001 Other countries 1.8 Default data
2002 Other countries 1.7 Default data
2003 Other countries 1.7 Default data
2004 Other countries 1.8 Default data
2005 Other countries 1.9 Default data
2006 Other countries 1.9 Default data
2007 Other countries 2 Default data
2008 Other countries 2.1 Default data
2009 Other countries 2.1 Default data
2010 Other countries 2.2 Default data
2011 Other countries 2.3 Default data
2012 Other countries 2.3 Default data
2013 Other countries 2.4 Default data
2014 Other countries 2.3 Projected data
2015 Other countries 2.3 Projected data
2016 Other countries 2.3 Projected data
2017 Other countries 2.4 Projected data
2018 Other countries 2.4 Projected data
2019 Other countries 2.4 Projected data
2020 Other countries 2.5 Projected data
2021 Other countries 2.5 Projected data
2022 Other countries 2.5 Projected data
2023 Other countries 2.5 Projected data
2024 Other countries 2.5 Projected data
2025 Other countries 2.6 Projected data
2026 Other countries 2.6 Projected data
2027 Other countries 2.6 Projected data
2028 Other countries 2.6 Projected data
2029 Other countries 2.6 Projected data
2030 Other countries 2.6 Projected data
2031 Other countries 2.6 Projected data
2032 Other countries 2.6 Projected data
2033 Other countries 2.6 Projected data
2034 Other countries 2.6 Projected data
2035 Other countries 2.6 Projected data
2036 Other countries 2.6 Projected data
2037 Other countries 2.6 Projected data
2038 Other countries 2.6 Projected data
2039 Other countries 2.6 Projected data
2040 Other countries 2.5 Projected data
2041 Other countries 2.5 Projected data
2042 Other countries 2.5 Projected data
2043 Other countries 2.5 Projected data
2044 Other countries 2.5 Projected data
2045 Other countries 2.5 Projected data
2046 Other countries 2.5 Projected data
2047 Other countries 2.4 Projected data
2048 Other countries 2.4 Projected data
2049 Other countries 2.4 Projected data
2050 Other countries 2.4 Projected data