80%
70%
The phasing in of opt-out
enrolment begins
60%
50%
40%
2012
2000
2004
2008
2016
2020
80%
70%
The phasing in of opt-out
enrolment begins
60%
50%
40%
2012
2000
2004
2008
2016
2020
80%
70%
The phasing in of opt-out
enrolment begins
60%
50%
40%
2012
1998
2000
2002
2004
2006
2008
2010
2014
2016
2018
2020
80%
70%
The phasing in of opt-out
enrolment begins
60%
50%
40%
2012
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2013
2014
2015
2016
2017
2018
2019
2020
Office for National Statistics, 2022