YearPToutPBase 100
201194.14%100
201293.7%100.3
201395.6%100.6
201497.11%100.9
201597.1%101.2
201698.88%101.5
201797.52%101.8
201895.93%102.1
201997.45%102.4
202094.69%102.7
2021100%103
202297.3%103.3
Evolution : 3 % entre 2011 et 2022 soit 0.27 % de gain par an.