YearPToutPBase 100
201198.53%100
201297.93%98.7
2013100%97.4
201498.05%96.1
201595.76%94.8
201693.33%93.5
201793.76%92.2
201892.91%90.9
201991%89.5
202089.14%88.2
202185.7%86.9
202285.19%85.6
Evolution : -14 % entre 2011 et 2022 soit 1.29 % de perte par an.