YearPToutPBase 100
201193.89%100
201294.53%100.2
201394.28%100.5
201494.69%100.7
201593.76%100.9
201696.4%101.1
2017100%101.4
201895.51%101.6
201999.96%101.8
202096.2%102
202192.48%102.3
202296.69%102.5
Evolution : 2 % entre 2011 et 2022 soit 0.21 % de gain par an.