Schedule Percentage increase of earnings factor for specified tax years
Tax Year | Percentage |
|---|---|
| 1978 - 1979 | 734.2 |
| 1979 - 1980 | 636.3 |
| 1980 - 1981 | 515.1 |
| 1981 - 1982 | 415.2 |
| 1982 - 1983 | 367.9 |
| 1983 - 1984 | 334.5 |
| 1984 - 1985 | 302.3 |
| 1985 - 1986 | 277.4 |
| 1986 - 1987 | 246.5 |
| 1987 - 1988 | 222.7 |
| 1988 - 1989 | 196.8 |
| 1989 - 1990 | 167.9 |
| 1990 - 1991 | 149.7 |
| 1991 - 1992 | 126.8 |
| 1992 - 1993 | 112.9 |
| 1993 - 1994 | 102.8 |
| 1994 - 1995 | 96.7 |
| 1995 - 1996 | 88.4 |
| 1996 - 1997 | 83.3 |
| 1997 - 1998 | 74.5 |
| 1998 - 1999 | 66.9 |
| 1999 - 2000 | 60.1 |
| 2000 - 2001 | 50.7 |
| 2001 - 2002 | 44.9 |
| 2002 - 2003 | 38.9 |
| 2003 - 2004 | 34.1 |
| 2004 - 2005 | 29.2 |
| 2005 - 2006 | 24.1 |
| 2006 - 2007 | 20.0 |
| 2007 - 2008 | 15.3 |
| 2008 - 2009 | 10.6 |
| 2009 - 2010 | 7.3 |
| 2010 - 2011 | 6.0 |
| 2011 – 2012 | 3.6 |
| 2012 - 2013 | 1.8 |