YearPToutPBase 100
201191.76%100
201288.18%100.7
201386.23%101.4
201483.38%102
201586.96%102.7
201687.16%103.4
201794.64%104.1
201892.19%104.7
201988.56%105.4
202089.6%106.1
202188.62%106.8
2022100%107.4
Evolution : 7 % entre 2011 et 2022 soit 0.60 % de gain par an.