YearPToutPBase 100
201094.86%100
201193.01%100.5
201296.11%101.1
201395.85%101.6
201494.51%102.2
201597.09%102.7
201697.61%103.2
2017100%103.8
201898.81%104.3
201998.39%104.8
202098.78%105.4
202198.99%105.9
Evolution : 5 % entre 2010 et 2021 soit 0.48 % de gain par an.