YearPToutPBase 100
201280.44%100
201392.66%100.5
201494.33%101
201592.74%101.6
2016100%102.1
201792.71%102.6
201893.79%103.1
201991.99%103.7
202090.54%104.2
202192.5%104.7
Evolution : 4 % entre 2012 et 2021 soit 0.46 % de gain par an.