YearPToutPBase 100
201096.85%100
201195.38%100.3
201296.02%100.6
201396.47%100.9
201496.45%101.2
201597.15%101.5
201695.82%101.7
201799.59%102
201899.15%102.3
201998.67%102.6
202098.21%102.9
202197.13%103.2
2022100%103.5
Evolution : 3 % entre 2010 et 2022 soit 0.26 % de gain par an.