YearPToutPBase 100
201094.26%100
201194.49%100.6
201293.72%101.1
201395.08%101.7
201495.81%102.2
201598%102.8
201697.07%103.3
201799.24%103.9
201898.94%104.4
201997.68%105
202097.65%105.5
2021100%106.1
Evolution : 6 % entre 2010 et 2021 soit 0.49 % de gain par an.