YearPToutPBase 100
201195.2%100
201297.72%100.7
201387.85%101.4
201496.96%102.1
201597.87%102.8
201691.93%103.6
201797.95%104.3
201899.32%105
201999.43%105.7
2020100%106.4
Evolution : 6 % entre 2011 et 2020 soit 0.62 % de gain par an.