# The Social Security Revaluation of Earnings Factors Order 1987, Schedule


Tax year
Increase
1978—79
158.6
1979—80
128.1
1980—81
90.6
1981—82
59.6
1982—83
45.0
1983—84
34.7
1984—85
24.7
1985—86
17.0
1986—87
7.4

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Source: https://www.legislation.gov.uk/uksi/1987/861/schedule (the official version)
Page: https://openlegislation.uk/social-security-revaluation-of-earnings-factors-order-1987/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.