YearPToutPBase 100
201194.43%100
201292.84%100.5
201397.3%100.9
201497.84%101.4
2015100%101.8
201698.65%102.3
201797.67%102.8
201898.38%103.2
201999.07%103.7
202097.28%104.2
Evolution : 4 % entre 2011 et 2020 soit 0.41 % de gain par an.