YearPToutPBase 100
201297.29%100
201394.41%100.2
201493.45%100.5
201584.86%100.7
201683.46%101
201793.79%101.2
201894.37%101.4
201993.82%101.7
2020100%101.9
202192.43%102.1
Evolution : 2 % entre 2012 et 2021 soit 0.21 % de gain par an.