YearPToutPBase 100
200987.51%100
201090.56%100.1
201194.39%100.3
201295.43%100.4
201398.93%100.6
201498.3%100.7
201598.23%100.9
201697.58%101
2017100%101.2
201896.27%101.3
201995.84%101.5
202095.28%101.6
202193.01%101.8
202290.09%101.9
Evolution : 1 % entre 2009 et 2022 soit 0.13 % de gain par an.