YearPToutPBase 100
201195.79%100
201293.45%100.3
201395.46%100.6
201493.98%100.9
201596.74%101.2
2016100%101.5
201777.58%101.8
201898.68%102.1
201998.25%102.4
202099.3%102.7
202196.65%102.9
202297.48%103.2
Evolution : 3 % entre 2011 et 2022 soit 0.26 % de gain par an.