YearPToutPBase 100
201292.9%100
201393.35%100.7
201496.46%101.3
201595.18%102
201693.33%102.6
201793.89%103.3
201897.95%103.9
2019100%104.6
202094.77%105.2
202199.97%105.9
Evolution : 5 % entre 2012 et 2021 soit 0.57 % de gain par an.