YearPToutPBase 100
201198.43%100
201297.97%99.5
201397.35%99
201496.54%98.5
201597.55%98.1
201698.27%97.6
201796.26%97.1
201860.14%96.6
2019100%96.1
202095.61%95.6
202196.95%95.2
202296.99%94.7
Evolution : -5 % entre 2011 et 2022 soit 0.45 % de perte par an.