YearPToutPBase 100
201097.58%100
201192.21%100.5
201293.53%101.1
201396.64%101.6
201497.63%102.1
201598.89%102.6
201699.14%103.2
201798.66%103.7
2018100%104.2
201996.84%104.7
Evolution : 4 % entre 2010 et 2019 soit 0.46 % de gain par an.