YearPToutPBase 100
201293.42%100
201394.25%100.3
2014100%100.7
201595.93%101
201690.54%101.4
201797.64%101.7
201898.11%102.1
201998.34%102.4
202097.48%102.8
202196.25%103.1
202298.13%103.5
Evolution : 3 % entre 2012 et 2022 soit 0.31 % de gain par an.