YearPToutPBase 100
201092.88%100
201189.82%100.2
201290.89%100.5
201391.22%100.7
201494.77%100.9
201593.7%101.1
2016100%101.4
201794.03%101.6
201894.53%101.8
201993.12%102.1
202092.16%102.3
202193.15%102.5
Evolution : 2 % entre 2010 et 2021 soit 0.21 % de gain par an.