YearPToutPBase 100
201187.81%100
201290.65%101.9
201387.33%103.8
201463.16%105.7
201590.45%107.6
201689.97%109.5
201792.85%111.4
201892.64%113.3
201995.54%115.2
2020100%117.1
202197.49%119
Evolution : 19 % entre 2011 et 2021 soit 1.59 % de gain par an.