Automatic benefit increases, also known as cost-of-living adjustments or COLAs, have been in effect since 1975.
The 1975-82 COLAs were effective with Social Security benefits payable for June (received by beneficiaries in July) in each of those years. After 1982, COLAs have been effective with benefits payable for December (received by beneficiaries in January).
COLAs received in 1975-2012 are shown below.
Automatic Cost-Of-Living Adjustments
July 1975 -- 8.0%
July 1976 -- 6.4%
July 1977 -- 5.9%
July 1978 -- 6.5%
July 1979 -- 9.9%
July 1980 -- 14.3%
July 1981 -- 11.2%
July 1982 -- 7.4%
January 1984 -- 3.5%
January 1985 -- 3.5%
January 1986 -- 3.1%
January 1987 -- 1.3%
January 1988 -- 4.2%
January 1989 -- 4.0%
January 1990 -- 4.7%
January 1991 -- 5.4%
January 1992 -- 3.7%
January 1993 -- 3.0%
January 1994 -- 2.6%
January 1995 -- 2.8%
January 1996 -- 2.6%
January 1997 -- 2.9%
January 1998 -- 2.1%
January 1999 -- 1.3% January 2000 -- 2.5%(1)
January 2001 -- 3.5%
January 2002 -- 2.6%
January 2003 -- 1.4%
January 2004 -- 2.1%
January 2005 -- 2.7%
January 2006 -- 4.1%
January 2007 -- 3.3%
January 2008 -- 2.3%
January 2009 -- 5.8%
January 2010 -- 0.0%
January 2011 -- 0.0%
January 2012 -- 3.6%
January 2013 --
1.7%
(1) The COLA for December 1999 was originally determined as 2.4 percent based on CPIs published by the Bureau of Labor Statistics. Pursuant to Public Law 106-554, however, this COLA is effectively now 2.5 percent.