YearPToutPBase 100
201194.85%100
201294.64%100.5
201396.02%101
201496.02%101.4
201597.33%101.9
201697.42%102.4
201797.28%102.9
201898.55%103.4
201999.42%103.9
202098.47%104.3
202198.68%104.8
2022100%105.3
Evolution : 5 % entre 2011 et 2022 soit 0.43 % de gain par an.