YearPToutPBase 100
201094.96%100
201195.32%100.5
201291.6%101
201395.81%101.4
201498.64%101.9
201598.33%102.4
201698.65%102.9
201795.42%103.4
201895.04%103.8
201998.22%104.3
202099.72%104.8
2021100%105.3
202299.87%105.8
Evolution : 5 % entre 2010 et 2022 soit 0.43 % de gain par an.