YearPToutPBase 100
200993.31%100
201094.26%100.3
201193.15%100.6
201297.98%100.9
201399.42%101.3
201498.21%101.6
201599.42%101.9
2016100%102.2
201799.8%102.5
201896.34%102.8
201999.21%103.1
202096.82%103.4
202196.59%103.8
Evolution : 3 % entre 2009 et 2021 soit 0.29 % de gain par an.