YearPToutPBase 100
201292.37%100
201392.03%96.6
2014100%93.2
201598.92%89.8
201697.51%86.4
201799.34%83
201894.57%79.7
201988.65%76.3
202089.94%72.9
202136.27%69.5
Evolution : -30 % entre 2012 et 2021 soit 3.57 % de perte par an.