YearPToutPBase 100
201194.04%100
201294%100.3
201391.16%100.6
201492.73%101
201597.45%101.3
201698.38%101.6
2017100%101.9
201897.15%102.2
201995.51%102.5
202095.91%102.9
202197.36%103.2
202294.73%103.5
Evolution : 3 % entre 2011 et 2022 soit 0.29 % de gain par an.