YearPToutPBase 100
201195.13%100
201295.97%100.2
201394.79%100.4
201495.35%100.5
201596.91%100.7
201693.38%100.9
201795.75%101.1
201893.32%101.2
201996.03%101.4
202096.47%101.6
202194.58%101.8
2022100%101.9
Evolution : 1 % entre 2011 et 2022 soit 0.16 % de gain par an.