YearPToutPBase 100
201188.09%100
201294.85%100.7
201396.49%101.5
201496.46%102.2
201595.8%102.9
201697.9%103.7
201797.83%104.4
201899.9%105.1
201998.83%105.9
202098.25%106.6
202198%107.4
2022100%108.1
Evolution : 8 % entre 2011 et 2022 soit 0.65 % de gain par an.