More than 52 weeks
May 2022
6.6m waiting
6m
5
August 2007
4.2m waiting
4
3
2
1
0
2008
2010
2012
2014
2016
2018
2020
2022
Less than 18 weeks
18 to 52 weeks
More than 52 weeks
May 2022
6.6m waiting
6m
5
August 2007
4.2m waiting
4
3
2
1
0
2008
2010
2012
2014
2016
2018
2020
2022