YearPToutPBase 100
201192.62%100
201294.22%100.2
201391.88%100.5
201496.75%100.7
201597.54%100.9
201698.92%101.2
201773.88%101.4
2018100%101.6
201998.91%101.9
202095.73%102.1
202189.88%102.3
202299.95%102.5
Evolution : 2 % entre 2011 et 2022 soit 0.21 % de gain par an.