YearPToutPBase 100
201198.19%100
201295.26%100.2
201395.44%100.4
201497.51%100.6
201597.56%100.8
201695.74%101.1
201797.89%101.3
201898.3%101.5
201997.32%101.7
202098.22%101.9
202196.94%102.1
2022100%102.3
Evolution : 2 % entre 2011 et 2022 soit 0.19 % de gain par an.