YearPToutPBase 100
201099.72%100
201194.68%100.5
201288.87%101.1
201387.96%101.6
201483.87%102.1
201581.94%102.6
201692.68%103.2
201777.34%103.7
201898.14%104.2
2019100%104.7
202097.08%105.3
202199.1%105.8
Evolution : 5 % entre 2010 et 2021 soit 0.47 % de gain par an.