description: Taux de l'abattement
values:
  1953-01-01:
    value: 0.1
  1954-01-01:
    value: 0.15
  1959-01-01:
    value: 0.19
  1960-01-01:
    value: 0.2
  2006-01-01:
    value: null
metadata:
  unit: /1
  reference:
    href: https://www.ipp.eu/outils/baremes-ipp/