YearPToutPBase 100
201193.59%100
201294.75%100.6
201395.56%101.3
201493.67%101.9
201594.65%102.5
201695.6%103.2
201795.95%103.8
201896.22%104.4
201997.85%105
202099.58%105.7
2021100%106.3
Evolution : 6 % entre 2011 et 2021 soit 0.56 % de gain par an.