YearPToutPBase 100
201196.28%100
201294.99%100.4
201394.81%100.8
201496.34%101.3
201597.63%101.7
201696.27%102.1
201797.88%102.5
201898.62%103
2019100%103.4
202097.29%103.8
Evolution : 3 % entre 2011 et 2020 soit 0.37 % de gain par an.