YearPToutPBase 100
201089.57%100
201192.69%100.5
201290.84%101
201394.67%101.4
201497.55%101.9
201599.54%102.4
201693.72%102.9
201797.03%103.3
2018100%103.8
201997.32%104.3
202094.75%104.8
202193.87%105.3
202299.56%105.7
202396.87%106.2
Evolution : 6 % entre 2010 et 2023 soit 0.43 % de gain par an.