YearPToutPBase 100
201295.77%100
201396.14%100.4
201495.29%100.8
201594.99%101.2
201694.52%101.6
201797.26%102
201897.82%102.4
201998.41%102.8
2020100%103.1
202196.64%103.5
Evolution : 3 % entre 2012 et 2021 soit 0.34 % de gain par an.