YearPToutPBase 100
201196.9%100
201296.7%100
201494.75%100.1
201593.76%100.2
201699.23%100.2
2017100%100.3
201897.29%100.3
201997.35%100.4
202093.77%100.4
202185.76%100.5
Evolution : 0 % entre 2011 et 2021 soit 0.05 % de gain par an.