YearPToutPBase 100
201192.74%100
201293.06%100.1
201393.92%100.3
201495.07%100.4
201594.9%100.6
201697.62%100.7
201713.27%100.9
201897.57%101
2019100%101.2
202097.02%101.3
202196.96%101.5
202295.62%101.6
Evolution : 1 % entre 2011 et 2022 soit 0.13 % de gain par an.