YearPToutPBase 100
201391.71%100
201498.37%100.5
2015100%100.9
201694.92%101.4
201798.74%101.8
201897.22%102.3
201997.92%102.7
202099.12%103.2
202198.17%103.7
Evolution : 3 % entre 2013 et 2021 soit 0.40 % de gain par an.