YearPToutPBase 100
201097.69%100
201195.18%100.3
201295.74%100.6
201395.68%100.9
201495.12%101.2
201599.3%101.5
201698.75%101.9
2017100%102.2
201897.23%102.5
201997.81%102.8
202098.43%103.1
202199.46%103.4
Evolution : 3 % entre 2010 et 2021 soit 0.28 % de gain par an.