1960
18406905.0
18319210.0
1961
18555250.0
18494600.0
1965
19031576.0
18979752.0
1966
19215450.0
19083400.0
1968
19799831.0
19720984.0
1969
20009141.0
19878678.0
1970
20250398.0
20139603.0
1971
20461567.0
20361192.0
1972
20657957.0
20561942.0
1973
20835681.0
20753972.0
1974
21029429.0
20917390.0
1975
21293583.0
21141468.0
1976
21551634.0
21445698.0
1977
21756096.0
21657569.0
1978
21951464.0
21854622.0
1979
22090488.0
22048305.0
1980
22242653.0
22132670.0
1981
22415169.0
22281894.0
1982
22515389.0
22424246.0
1983
22588790.0
22527235.0
1984
22655940.0
22593720.0
1985
22755427.0
22687374.0
1986
22859269.0
22778624.0
1987
22949430.0
22895058.0
1988
23057662.0
23003802.0
1989
23161458.0
23111521.0
1990
23201835.0
23211395.0
1991
23001155.0
23192274.0
1992
22794284.0
22810035.0
1993
22763280.0
22778533.0
1994
22730211.0
22748027.0
1995
22684270.0
22712394.0
1996
22619004.0
22656145.0
1997
22553978.0
22581862.0
1998
22507344.0
22526093.0
1999
22472040.0
22488595.0
2000
22442971.0
22455485.0
2001
22131970.0
22430457.0
2002
21803129.0
21833483.0
2003
21742013.0
21772774.0
2004
21684890.0
21711252.0
2005
21634371.0
21658528.0
2006
21587666.0
21610213.0
2007
21546873.0
21565119.0
2008
21513622.0
21528627.0
2009
21480401.0
21498616.0
2010
21438001.0
21462186.0
2011
21390000.0
21413815.0