YearPToutPBase 100
201193.41%100
201295.66%100.6
201395.84%101.1
201496.43%101.7
201595.51%102.2
201696.66%102.8
201795.99%103.3
201896.85%103.9
201997.88%104.5
202099.97%105
2021100%105.6
Evolution : 5 % entre 2011 et 2021 soit 0.50 % de gain par an.