YearPToutPBase 100
201198.94%100
201298.26%99.6
201398.21%99.2
201493.11%98.8
2015100%98.3
201698.4%97.9
201777.76%97.5
201895.17%97.1
201997.19%96.7
202096.94%96.3
202194.61%95.9
202293.59%95.4
Evolution : -4 % entre 2011 et 2022 soit 0.39 % de perte par an.