YearPToutPBase 100
201195.78%100
201296.18%100.1
201388.06%100.2
201495.59%100.3
2015100%100.4
201699.84%100.5
201799.24%100.6
201899.76%100.8
201989.04%100.9
202095.67%101
202195.59%101.1
202297.19%101.2
Evolution : 1 % entre 2011 et 2022 soit 0.10 % de gain par an.