YearPToutPBase 100
201195.44%100
201294.97%100.2
201396.03%100.3
201496.68%100.5
201597.1%100.6
201696.23%100.8
201786.89%100.9
201895.26%101.1
201995.06%101.2
202097.09%101.4
2021100%101.5
202296.46%101.7
Evolution : 1 % entre 2011 et 2022 soit 0.14 % de gain par an.