YearPToutPBase 100
201292.32%100
201392.77%100.3
201493.86%100.6
201595.17%100.8
201694.42%101.1
201794.19%101.4
201890.93%101.7
201993.29%102
202091.34%102.3
2021100%102.5
Evolution : 2 % entre 2012 et 2021 soit 0.25 % de gain par an.