Year All greenhouse gases and other forcing agents (incl. aerosols) 50 % probability of below 1.5 °C 50 % probability of below 2 °C
1970 322.4 430 530
1975 332.4 430 530
1978 340.3 430 530
1979 343.5 430 530
1980 346.6 430 530
1981 349.0 430 530
1982 351.7 430 530
1983 354.2 430 530
1984 356.8 430 530
1985 359.3 430 530
1986 362.0 430 530
1987 364.6 430 530
1988 368.6 430 530
1989 371.4 430 530
1990 373.4 430 530
1991 376.4 430 530
1992 378.1 430 530
1993 379.6 430 530
1994 382.1 430 530
1995 385.0 430 530
1996 387.7 430 530
1997 389.6 430 530
1998 393.2 430 530
1999 396.3 430 530
2000 398.3 430 530
2001 400.1 430 530
2002 402.3 430 530
2003 405.3 430 530
2004 407.0 430 530
2005 409.6 430 530
2006 413.1 430 530
2007 416.1 430 530
2008 419.8 430 530
2009 422.5 430 530
2010 426.2 430 530
2011 429.5 430 530
2012 433.0 430 530
2013 437.3 430 530
2014 440.6 430 530