YearPToutPBase 100
201085.43%100
201192.62%101.1
201288.75%102.1
201390.14%103.2
201495.4%104.3
201595.54%105.3
201693.42%106.4
201797.43%107.4
201893.26%108.5
201996.4%109.6
202096.61%110.6
2021100%111.7
Evolution : 11 % entre 2010 et 2021 soit 0.93 % de gain par an.