# The Social Security Revaluation of Earnings Factors Order 2020, Schedule: Percentage increase of earnings factors for specified tax years


Tax year
Percentage increase
1978-1979
884.6
1979-1980
769.0
1980-1981
626.0
1981-1982
508.0
1982-1983
452.3
1983-1984
412.8
1984-1985
374.8
1985-1986
345.4
1986-1987
309.0
1987-1988
280.8
1988-1989
250.3
1989-1990
216.2
1990-1991
194.7
1991-1992
167.6
1992-1993
151.3
1993-1994
139.3
1994-1995
132.1
1995-1996
122.4
1996-1997
116.3
1997-1998
106.0
1998-1999
96.9
1999-2000
89.0
2000-2001
77.8
2001-2002
71.0
2002-2003
63.9
2003-2004
58.2
2004-2005
52.4
2005-2006
46.4
2006-2007
41.6
2007-2008
36.0
2008-2009
30.6
2009-2010
26.6
2010-2011
25.1
2011-2012
22.3
2012-2013
20.1
2013-2014
18.0
2014-2015
17.0
2015-2016
15.2
2016-2017
13.0
2017-2018
10.1
2018-2019
6.9
2019-2020
4.0

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Source: https://www.legislation.gov.uk/uksi/2020/193/schedule (the official version)
Page: https://openlegislation.uk/social-security-revaluation-of-earnings-factors-order-2020/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.