YearPToutPBase 100
201192.23%100
201290.92%100.9
201385.37%101.7
201494.68%102.6
201595.09%103.4
201695.74%104.3
201795.73%105.1
2018100%106
201991.58%106.9
Evolution : 6 % entre 2011 et 2019 soit 0.74 % de gain par an.