COLA History
| Year | COLA |
|---|---|
| 2020 | 0.0% |
| 2019 | 2.0% |
| 2018 | 1.63% |
| 2017 | 0.00% |
| 2016 | 2.00% |
| 2015 | 2.00% |
| 2014 | 2.00% |
| 2013 | 2.00% |
| 2012 | 2.00% |
| 2011 | 0.00% |
| 2010 | 0.00% |
| 2009 | 5.00% |
| 2008 | 2.70% |
| 2007 | 4.30% |
| 2006 | 2.50% |
| 2005 | 3.30% |
| 2004 | 2.10% |
| 2003 | 1.10% |
| 2002 | 3.30% |
| 2001 | 3.70% |
| 2000 | 2.00% |
| 1999 | 1.70% |
| 1998 | 2.30% |
| 1997 | 2.80% |
| 1996 | 3.00% |
| 1995 | 2.50% |
| 1994 | 3.00% |
| 1993 | 3.10% |
| 1992 | 4.00% |
| 1991 | 4.00% |
| 1990 | 4.00% |
| 1989 | 4.00% |
| 1988 | 3.70% |
| 1987 | 1.70% |
| 1986 | 3.70% |
| 1985 | 4.00% |
| 1984 | 2.60% |
| 1983 | 4.00% |
| 1982 | 4.00% |
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