YearPToutPBase 100
201091.16%100
201191.63%100.9
201290.76%101.9
201392.32%102.8
201493.29%103.7
201592%104.7
201691.54%105.6
201793.65%106.5
201893.86%107.5
201999.43%108.4
202099.69%109.3
2021100%110.3
Evolution : 10 % entre 2010 et 2021 soit 0.82 % de gain par an.