YearPToutPBase 100
201096.24%100
201193.81%100.5
201294.55%101
201395.24%101.6
201495.52%102.1
201596.99%102.6
201696.9%103.1
201799.44%103.6
201898.93%104.1
201999.91%104.7
2020100%105.2
202197.71%105.7
Evolution : 5 % entre 2010 et 2021 soit 0.46 % de gain par an.