YearPToutPBase 100
201389.86%100
201493.17%100.9
201590.21%101.7
201690.91%102.6
201790.92%103.4
201890.12%104.3
201992.26%105.1
202092.91%106
202198.38%106.8
202293.88%107.7
2023100%108.5
Evolution : 8 % entre 2013 et 2023 soit 0.74 % de gain par an.