# The Social Security Revaluation of Earnings Factors Order 2021, Schedule: Percentage increase of earnings factors for specified tax years


Tax year
Percentage increase
1978-1979
910.2
1979-1980
791.6
1980-1981
644.9
1981-1982
523.8
1982-1983
466.6
1983-1984
426.1
1984-1985
387.1
1985-1986
357.0
1986-1987
319.6
1987-1988
290.7
1988-1989
259.4
1989-1990
224.4
1990-1991
202.3
1991-1992
174.6
1992-1993
157.8
1993-1994
145.6
1994-1995
138.2
1995-1996
128.1
1996-1997
121.9
1997-1998
111.4
1998-1999
102.1
1999-2000
93.9
2000-2001
82.4
2001-2002
75.4
2002-2003
68.2
2003-2004
62.3
2004-2005
56.4
2005-2006
50.2
2006-2007
45.3
2007-2008
39.6
2008-2009
33.9
2009-2010
29.9
2010-2011
28.4
2011-2012
25.5
2012-2013
23.3
2013-2014
21.1
2014-2015
20.0
2015-2016
18.2
2016-2017
15.9
2017-2018
13.0
2018-2019
9.7
2019-2020
6.7
2020-2021
2.6

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Source: https://www.legislation.gov.uk/uksi/2021/267/schedule (the official version)
Page: https://openlegislation.uk/social-security-revaluation-of-earnings-factors-order-2021/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.