YearPToutPBase 100
201193.82%100
201294.93%100.1
201391.1%100.2
201495.45%100.3
201594.47%100.5
201692.13%100.6
201792.99%100.7
201890.18%100.8
201993.59%100.9
2020100%101
202193.06%101.2
Evolution : 1 % entre 2011 et 2021 soit 0.11 % de gain par an.