YearPToutPBase 100
200897.5%100
200992.43%100.4
201097.16%100.9
201192.42%101.3
201293.15%101.8
201393.66%102.2
201491.46%102.7
201591.44%103.1
201699.05%103.6
2017100%104
201898.12%104.5
201999.82%104.9
202098.89%105.4
202199.51%105.8
202297.68%106.3
Evolution : 6 % entre 2008 et 2022 soit 0.41 % de gain par an.