YearPToutPBase 100
201293.38%100
201394.5%100.5
201493.49%101
201597.17%101.6
201698.41%102.1
201798.53%102.6
2018100%103.1
201997.29%103.6
202096.73%104.2
202197.58%104.7
Evolution : 4 % entre 2012 et 2021 soit 0.46 % de gain par an.