YearPToutPBase 100
201293.04%100
201391.87%100.7
201495.41%101.4
201597.11%102.1
201696.57%102.8
201796.47%103.5
201897.9%104.2
201998.92%104.9
202097.72%105.6
2021100%106.3
202298.55%107
Evolution : 7 % entre 2012 et 2022 soit 0.62 % de gain par an.