Pourcentage de la population sous la mesure de faible revenu après impôtFootnote 1 en 2020, selon les secteurs de recensement (SR) de 2021
Téléchargement de la carte
Cette carte montre la population sous la mesure de faible revenu après impôt en 2020, en pourcentage, pour la région métropolitaine de recensement d'Ottawa - Gatineau, selon les secteurs de recensement de 2021.
Ottawa - Gatineau – Pourcentage de la population sous la mesure de faible revenu après impôt en 2020, selon les secteurs de recensement (SR) de 2021 (Taille du fichier : 4 343 Ko)
Description de la carte
Légende
Sommaire
Ce tableau montre les catégories de la population sous la mesure de faible revenu après impôt en 2020, groupées selon les étendues des valeurs de pourcentage et selon la couleur de la catégorie correspondante. Le taux de la région métropolitaine de recensement est aussi fourni.
Catégorie | Pourcentage | Couleur | Nombre de SR |
---|---|---|---|
1 | ≥ 30,0 % | Violet foncé | 5 |
2 | 20,0 % à < 30,0 % | Violet foncé moyen | 24 |
3 | 10,0 % à < 20,0 % | Violet pâle moyen | 76 |
4 | < 10,0 % | Violet pâle | 209 |
5 | Non disponible | Blanc avec une hachure grise | 1 |
Taux de RMR : 8,8 %
Un trait gris moyen délimite les secteurs de recensement tandis qu'un trait noir délimite les subdivisions de recensement.
Selon les endroits, un carton intérieur est fourni pour montrer davantage de détails.
Données
Sommaire
Le tableau suivant dresse une liste des secteurs de recensement de la région métropolitaine de recensement d'Ottawa - Gatineau, des valeurs des données qui leur sont associées et de la catégorie qui leur a été désignée sur la carte.
Identificateur unique du secteur de recensement | Nom du secteur de recensement | Pourcentage | Catégorie |
---|---|---|---|
2021S05075050001.04 | 5050001.04 | 11,2 | 3 |
2021S05075050001.05 | 5050001.05 | 9,3 | 4 |
2021S05075050001.06 | 5050001.06 | 11,1 | 3 |
2021S05075050001.07 | 5050001.07 | 11,9 | 3 |
2021S05075050001.08 | 5050001.08 | 8,2 | 4 |
2021S05075050001.09 | 5050001.09 | 27,4 | 2 |
2021S05075050001.10 | 5050001.10 | 17,5 | 3 |
2021S05075050002.01 | 5050002.01 | 3,2 | 4 |
2021S05075050002.02 | 5050002.02 | 7,3 | 4 |
2021S05075050002.04 | 5050002.04 | 3,3 | 4 |
2021S05075050002.05 | 5050002.05 | 16,7 | 3 |
2021S05075050002.06 | 5050002.06 | 7,5 | 4 |
2021S05075050003.00 | 5050003.00 | 14,3 | 3 |
2021S05075050004.00 | 5050004.00 | 20,5 | 2 |
2021S05075050005.00 | 5050005.00 | 12,5 | 3 |
2021S05075050006.00 | 5050006.00 | 4,1 | 4 |
2021S05075050007.01 | 5050007.01 | 8,0 | 4 |
2021S05075050007.02 | 5050007.02 | 27,7 | 2 |
2021S05075050007.03 | 5050007.03 | 5,6 | 4 |
2021S05075050008.00 | 5050008.00 | 8,0 | 4 |
2021S05075050009.00 | 5050009.00 | 7,3 | 4 |
2021S05075050010.00 | 5050010.00 | 26,1 | 2 |
2021S05075050011.01 | 5050011.01 | 13,6 | 3 |
2021S05075050011.03 | 5050011.03 | 20,5 | 2 |
2021S05075050011.04 | 5050011.04 | 14,5 | 3 |
2021S05075050012.00 | 5050012.00 | 23,5 | 2 |
2021S05075050013.00 | 5050013.00 | 19,4 | 3 |
2021S05075050014.00 | 5050014.00 | 37,7 | 1 |
2021S05075050015.00 | 5050015.00 | 17,0 | 3 |
2021S05075050016.00 | 5050016.00 | 4,4 | 4 |
2021S05075050017.00 | 5050017.00 | 5,4 | 4 |
2021S05075050018.00 | 5050018.00 | 5,9 | 4 |
2021S05075050019.00 | 5050019.00 | 8,5 | 4 |
2021S05075050020.01 | 5050020.01 | 18,0 | 3 |
2021S05075050020.02 | 5050020.02 | 7,1 | 4 |
2021S05075050021.00 | 5050021.00 | 14,7 | 3 |
2021S05075050022.00 | 5050022.00 | 27,9 | 2 |
2021S05075050023.01 | 5050023.01 | 9,6 | 4 |
2021S05075050023.02 | 5050023.02 | 8,5 | 4 |
2021S05075050024.00 | 5050024.00 | 7,5 | 4 |
2021S05075050025.00 | 5050025.00 | 7,1 | 4 |
2021S05075050026.00 | 5050026.00 | 10,7 | 3 |
2021S05075050027.00 | 5050027.00 | 14,4 | 3 |
2021S05075050028.00 | 5050028.00 | 14,0 | 3 |
2021S05075050029.00 | 5050029.00 | 20,1 | 2 |
2021S05075050030.00 | 5050030.00 | 17,4 | 3 |
2021S05075050031.00 | 5050031.00 | 13,7 | 3 |
2021S05075050032.01 | 5050032.01 | 10,2 | 3 |
2021S05075050032.02 | 5050032.02 | 8,6 | 4 |
2021S05075050033.01 | 5050033.01 | 6,1 | 4 |
2021S05075050033.02 | 5050033.02 | 11,0 | 3 |
2021S05075050034.00 | 5050034.00 | 2,9 | 4 |
2021S05075050035.00 | 5050035.00 | 16,8 | 3 |
2021S05075050036.00 | 5050036.00 | 4,6 | 4 |
2021S05075050037.01 | 5050037.01 | 16,7 | 3 |
2021S05075050037.02 | 5050037.02 | 16,5 | 3 |
2021S05075050038.00 | 5050038.00 | 24,8 | 2 |
2021S05075050039.00 | 5050039.00 | 13,3 | 3 |
2021S05075050040.00 | 5050040.00 | 11,6 | 3 |
2021S05075050041.00 | 5050041.00 | 17,4 | 3 |
2021S05075050042.00 | 5050042.00 | 30,9 | 1 |
2021S05075050043.00 | 5050043.00 | 8,2 | 4 |
2021S05075050044.00 | 5050044.00 | 3,0 | 4 |
2021S05075050045.01 | 5050045.01 | 4,3 | 4 |
2021S05075050045.02 | 5050045.02 | 10,0 | 3 |
2021S05075050046.00 | 5050046.00 | 18,7 | 3 |
2021S05075050047.00 | 5050047.00 | 7,7 | 4 |
2021S05075050048.00 | 5050048.00 | 11,9 | 3 |
2021S05075050049.00 | 5050049.00 | 12,7 | 3 |
2021S05075050050.00 | 5050050.00 | 21,7 | 2 |
2021S05075050051.00 | 5050051.00 | 24,8 | 2 |
2021S05075050052.00 | 5050052.00 | 13,2 | 3 |
2021S05075050053.00 | 5050053.00 | 29,9 | 2 |
2021S05075050054.00 | 5050054.00 | 20,4 | 2 |
2021S05075050055.00 | 5050055.00 | 12,5 | 3 |
2021S05075050056.00 | 5050056.00 | 22,2 | 2 |
2021S05075050057.00 | 5050057.00 | 7,1 | 4 |
2021S05075050058.00 | 5050058.00 | 7,1 | 4 |
2021S05075050059.00 | 5050059.00 | 7,7 | 4 |
2021S05075050060.00 | 5050060.00 | 22,0 | 2 |
2021S05075050061.00 | 5050061.00 | 16,7 | 3 |
2021S05075050062.01 | 5050062.01 | 12,3 | 3 |
2021S05075050062.02 | 5050062.02 | 15,1 | 3 |
2021S05075050100.00 | 5050100.00 | 25,9 | 2 |
2021S05075050101.00 | 5050101.00 | 15,8 | 3 |
2021S05075050102.00 | 5050102.00 | 20,6 | 2 |
2021S05075050103.00 | 5050103.00 | 18,8 | 3 |
2021S05075050104.00 | 5050104.00 | 15,6 | 3 |
2021S05075050110.00 | 5050110.00 | 5,0 | 4 |
2021S05075050120.01 | 5050120.01 | 3,7 | 4 |
2021S05075050120.02 | 5050120.02 | 3,4 | 4 |
2021S05075050120.03 | 5050120.03 | 7,5 | 4 |
2021S05075050121.01 | 5050121.01 | 7,1 | 4 |
2021S05075050121.02 | 5050121.02 | 17,1 | 3 |
2021S05075050122.01 | 5050122.01 | 23,9 | 2 |
2021S05075050122.02 | 5050122.02 | 8,3 | 4 |
2021S05075050122.03 | 5050122.03 | 9,7 | 4 |
2021S05075050123.01 | 5050123.01 | 19,9 | 3 |
2021S05075050123.03 | 5050123.03 | 7,3 | 4 |
2021S05075050123.04 | 5050123.04 | 9,5 | 4 |
2021S05075050124.01 | 5050124.01 | 6,1 | 4 |
2021S05075050124.02 | 5050124.02 | 5,0 | 4 |
2021S05075050124.03 | 5050124.03 | 2,3 | 4 |
2021S05075050124.04 | 5050124.04 | 3,7 | 4 |
2021S05075050125.01 | 5050125.01 | 4,4 | 4 |
2021S05075050125.02 | 5050125.02 | 10,4 | 3 |
2021S05075050125.03 | 5050125.03 | 4,4 | 4 |
2021S05075050125.04 | 5050125.04 | 2,2 | 4 |
2021S05075050125.05 | 5050125.05 | 4,1 | 4 |
2021S05075050125.07 | 5050125.07 | 5,7 | 4 |
2021S05075050125.08 | 5050125.08 | 3,6 | 4 |
2021S05075050125.09 | 5050125.09 | 5,7 | 4 |
2021S05075050125.10 | 5050125.10 | 3,3 | 4 |
2021S05075050125.11 | 5050125.11 | 3,1 | 4 |
2021S05075050126.04 | 5050126.04 | 5,8 | 4 |
2021S05075050126.05 | 5050126.05 | 3,7 | 4 |
2021S05075050126.06 | 5050126.06 | 4,2 | 4 |
2021S05075050126.07 | 5050126.07 | 5,1 | 4 |
2021S05075050126.08 | 5050126.08 | 7,2 | 4 |
2021S05075050126.09 | 5050126.09 | 7,6 | 4 |
2021S05075050127.00 | 5050127.00 | 6,3 | 4 |
2021S05075050130.01 | 5050130.01 | 4,1 | 4 |
2021S05075050130.02 | 5050130.02 | 6,7 | 4 |
2021S05075050131.01 | 5050131.01 | 12,8 | 3 |
2021S05075050131.02 | 5050131.02 | 13,8 | 3 |
2021S05075050132.00 | 5050132.00 | 14,9 | 3 |
2021S05075050133.00 | 5050133.00 | 8,8 | 4 |
2021S05075050134.00 | 5050134.00 | 7,5 | 4 |
2021S05075050135.01 | 5050135.01 | 10,0 | 3 |
2021S05075050135.02 | 5050135.02 | 4,8 | 4 |
2021S05075050135.03 | 5050135.03 | 8,8 | 4 |
2021S05075050136.01 | 5050136.01 | 5,2 | 4 |
2021S05075050136.02 | 5050136.02 | 10,6 | 3 |
2021S05075050137.02 | 5050137.02 | 5,1 | 4 |
2021S05075050137.03 | 5050137.03 | 2,0 | 4 |
2021S05075050137.04 | 5050137.04 | 4,9 | 4 |
2021S05075050137.05 | 5050137.05 | 7,4 | 4 |
2021S05075050138.00 | 5050138.00 | 13,8 | 3 |
2021S05075050139.00 | 5050139.00 | 4,5 | 4 |
2021S05075050140.01 | 5050140.01 | x | 5 |
2021S05075050140.03 | 5050140.03 | 4,6 | 4 |
2021S05075050140.04 | 5050140.04 | 3,2 | 4 |
2021S05075050140.05 | 5050140.05 | 3,3 | 4 |
2021S05075050140.06 | 5050140.06 | 2,5 | 4 |
2021S05075050140.07 | 5050140.07 | 5,4 | 4 |
2021S05075050141.04 | 5050141.04 | 2,7 | 4 |
2021S05075050141.09 | 5050141.09 | 6,1 | 4 |
2021S05075050141.10 | 5050141.10 | 3,8 | 4 |
2021S05075050141.11 | 5050141.11 | 7,2 | 4 |
2021S05075050141.13 | 5050141.13 | 5,4 | 4 |
2021S05075050141.14 | 5050141.14 | 5,5 | 4 |
2021S05075050141.16 | 5050141.16 | 6,4 | 4 |
2021S05075050141.17 | 5050141.17 | 8,4 | 4 |
2021S05075050141.18 | 5050141.18 | 3,5 | 4 |
2021S05075050141.19 | 5050141.19 | 3,0 | 4 |
2021S05075050141.20 | 5050141.20 | 11,0 | 3 |
2021S05075050141.21 | 5050141.21 | 9,2 | 4 |
2021S05075050141.22 | 5050141.22 | 7,3 | 4 |
2021S05075050141.23 | 5050141.23 | 5,2 | 4 |
2021S05075050141.24 | 5050141.24 | 7,9 | 4 |
2021S05075050141.25 | 5050141.25 | 5,3 | 4 |
2021S05075050141.26 | 5050141.26 | 4,7 | 4 |
2021S05075050151.03 | 5050151.03 | 3,5 | 4 |
2021S05075050151.04 | 5050151.04 | 2,1 | 4 |
2021S05075050151.05 | 5050151.05 | 2,7 | 4 |
2021S05075050151.06 | 5050151.06 | 2,6 | 4 |
2021S05075050151.08 | 5050151.08 | 4,8 | 4 |
2021S05075050151.09 | 5050151.09 | 3,6 | 4 |
2021S05075050151.10 | 5050151.10 | 5,2 | 4 |
2021S05075050151.11 | 5050151.11 | 3,3 | 4 |
2021S05075050160.02 | 5050160.02 | 8,7 | 4 |
2021S05075050160.04 | 5050160.04 | 6,2 | 4 |
2021S05075050160.05 | 5050160.05 | 5,3 | 4 |
2021S05075050160.06 | 5050160.06 | 8,2 | 4 |
2021S05075050160.07 | 5050160.07 | 5,5 | 4 |
2021S05075050160.09 | 5050160.09 | 3,2 | 4 |
2021S05075050160.11 | 5050160.11 | 5,1 | 4 |
2021S05075050160.12 | 5050160.12 | 5,2 | 4 |
2021S05075050160.13 | 5050160.13 | 5,1 | 4 |
2021S05075050160.14 | 5050160.14 | 7,2 | 4 |
2021S05075050160.15 | 5050160.15 | 6,1 | 4 |
2021S05075050161.03 | 5050161.03 | 5,3 | 4 |
2021S05075050161.04 | 5050161.04 | 3,0 | 4 |
2021S05075050161.05 | 5050161.05 | 3,3 | 4 |
2021S05075050161.06 | 5050161.06 | 4,6 | 4 |
2021S05075050162.02 | 5050162.02 | 5,8 | 4 |
2021S05075050162.03 | 5050162.03 | 4,8 | 4 |
2021S05075050162.04 | 5050162.04 | 4,7 | 4 |
2021S05075050170.01 | 5050170.01 | 4,6 | 4 |
2021S05075050170.03 | 5050170.03 | 2,7 | 4 |
2021S05075050170.04 | 5050170.04 | 3,4 | 4 |
2021S05075050170.05 | 5050170.05 | 3,4 | 4 |
2021S05075050170.08 | 5050170.08 | 1,8 | 4 |
2021S05075050170.09 | 5050170.09 | 3,8 | 4 |
2021S05075050170.10 | 5050170.10 | 5,1 | 4 |
2021S05075050170.11 | 5050170.11 | 3,1 | 4 |
2021S05075050170.12 | 5050170.12 | 2,2 | 4 |
2021S05075050170.13 | 5050170.13 | 2,9 | 4 |
2021S05075050171.03 | 5050171.03 | 5,1 | 4 |
2021S05075050171.05 | 5050171.05 | 3,7 | 4 |
2021S05075050171.06 | 5050171.06 | 4,0 | 4 |
2021S05075050171.07 | 5050171.07 | 3,4 | 4 |
2021S05075050171.11 | 5050171.11 | 5,0 | 4 |
2021S05075050171.12 | 5050171.12 | 5,4 | 4 |
2021S05075050171.13 | 5050171.13 | 3,4 | 4 |
2021S05075050171.14 | 5050171.14 | 2,8 | 4 |
2021S05075050171.15 | 5050171.15 | 4,1 | 4 |
2021S05075050180.01 | 5050180.01 | 5,1 | 4 |
2021S05075050180.02 | 5050180.02 | 6,7 | 4 |
2021S05075050181.01 | 5050181.01 | 4,7 | 4 |
2021S05075050181.02 | 5050181.02 | 5,0 | 4 |
2021S05075050182.00 | 5050182.00 | 4,8 | 4 |
2021S05075050183.00 | 5050183.00 | 1,8 | 4 |
2021S05075050184.00 | 5050184.00 | 4,5 | 4 |
2021S05075050190.01 | 5050190.01 | 4,2 | 4 |
2021S05075050190.02 | 5050190.02 | 3,6 | 4 |
2021S05075050191.01 | 5050191.01 | 4,2 | 4 |
2021S05075050191.02 | 5050191.02 | 3,9 | 4 |
2021S05075050200.01 | 5050200.01 | 5,5 | 4 |
2021S05075050200.02 | 5050200.02 | 3,2 | 4 |
2021S05075050201.00 | 5050201.00 | 3,4 | 4 |
2021S05075050300.01 | 5050300.01 | 4,3 | 4 |
2021S05075050300.02 | 5050300.02 | 3,2 | 4 |
2021S05075050301.00 | 5050301.00 | 5,3 | 4 |
2021S05075050302.00 | 5050302.00 | 4,6 | 4 |
2021S05075050400.00 | 5050400.00 | 5,2 | 4 |
2021S05075050500.00 | 5050500.00 | 17,2 | 3 |
2021S05075050501.00 | 5050501.00 | 27,0 | 2 |
2021S05075050502.00 | 5050502.00 | 23,7 | 2 |
2021S05075050503.00 | 5050503.00 | 30,5 | 1 |
2021S05075050504.01 | 5050504.01 | 11,3 | 3 |
2021S05075050504.03 | 5050504.03 | 4,8 | 4 |
2021S05075050504.04 | 5050504.04 | 7,7 | 4 |
2021S05075050504.05 | 5050504.05 | 4,0 | 4 |
2021S05075050505.00 | 5050505.00 | 17,8 | 3 |
2021S05075050506.00 | 5050506.00 | 15,2 | 3 |
2021S05075050507.00 | 5050507.00 | 30,9 | 1 |
2021S05075050508.00 | 5050508.00 | 30,4 | 1 |
2021S05075050509.00 | 5050509.00 | 15,1 | 3 |
2021S05075050510.01 | 5050510.01 | 15,1 | 3 |
2021S05075050510.02 | 5050510.02 | 14,0 | 3 |
2021S05075050511.01 | 5050511.01 | 20,5 | 2 |
2021S05075050511.02 | 5050511.02 | 6,6 | 4 |
2021S05075050600.00 | 5050600.00 | 24,7 | 2 |
2021S05075050601.01 | 5050601.01 | 20,8 | 2 |
2021S05075050601.02 | 5050601.02 | 5,5 | 4 |
2021S05075050601.03 | 5050601.03 | 14,9 | 3 |
2021S05075050602.01 | 5050602.01 | 13,1 | 3 |
2021S05075050602.02 | 5050602.02 | 14,7 | 3 |
2021S05075050602.03 | 5050602.03 | 10,9 | 3 |
2021S05075050610.01 | 5050610.01 | 23,8 | 2 |
2021S05075050610.02 | 5050610.02 | 15,4 | 3 |
2021S05075050611.00 | 5050611.00 | 13,5 | 3 |
2021S05075050612.01 | 5050612.01 | 14,4 | 3 |
2021S05075050612.02 | 5050612.02 | 5,3 | 4 |
2021S05075050613.01 | 5050613.01 | 5,6 | 4 |
2021S05075050613.03 | 5050613.03 | 4,3 | 4 |
2021S05075050613.04 | 5050613.04 | 9,3 | 4 |
2021S05075050613.06 | 5050613.06 | 3,7 | 4 |
2021S05075050613.07 | 5050613.07 | 5,3 | 4 |
2021S05075050620.01 | 5050620.01 | 4,5 | 4 |
2021S05075050620.03 | 5050620.03 | 5,6 | 4 |
2021S05075050620.04 | 5050620.04 | 6,0 | 4 |
2021S05075050630.02 | 5050630.02 | 13,7 | 3 |
2021S05075050630.03 | 5050630.03 | 4,8 | 4 |
2021S05075050630.04 | 5050630.04 | 8,5 | 4 |
2021S05075050631.01 | 5050631.01 | 5,9 | 4 |
2021S05075050631.02 | 5050631.02 | 3,9 | 4 |
2021S05075050700.01 | 5050700.01 | 10,2 | 3 |
2021S05075050700.03 | 5050700.03 | 8,0 | 4 |
2021S05075050700.04 | 5050700.04 | 5,4 | 4 |
2021S05075050710.01 | 5050710.01 | 8,1 | 4 |
2021S05075050710.02 | 5050710.02 | 5,5 | 4 |
2021S05075050711.00 | 5050711.00 | 9,4 | 4 |
2021S05075050712.00 | 5050712.00 | 18,2 | 3 |
2021S05075050800.00 | 5050800.00 | 11,2 | 3 |
2021S05075050810.01 | 5050810.01 | 8,8 | 4 |
2021S05075050810.02 | 5050810.02 | 14,6 | 3 |
2021S05075050811.01 | 5050811.01 | 6,4 | 4 |
2021S05075050811.02 | 5050811.02 | 8,7 | 4 |
2021S05075050820.01 | 5050820.01 | 3,6 | 4 |
2021S05075050820.02 | 5050820.02 | 4,3 | 4 |
2021S05075050821.02 | 5050821.02 | 5,1 | 4 |
2021S05075050821.03 | 5050821.03 | 4,6 | 4 |
2021S05075050821.04 | 5050821.04 | 4,1 | 4 |
2021S05075050822.02 | 5050822.02 | 4,4 | 4 |
2021S05075050822.03 | 5050822.03 | 4,2 | 4 |
2021S05075050822.07 | 5050822.07 | 9,5 | 4 |
2021S05075050822.08 | 5050822.08 | 5,5 | 4 |
2021S05075050822.09 | 5050822.09 | 4,3 | 4 |
2021S05075050822.10 | 5050822.10 | 2,6 | 4 |
2021S05075050822.11 | 5050822.11 | 10,3 | 3 |
2021S05075050840.00 | 5050840.00 | 8,2 | 4 |
2021S05075050841.04 | 5050841.04 | 2,9 | 4 |
2021S05075050841.06 | 5050841.06 | 4,4 | 4 |
2021S05075050841.08 | 5050841.08 | 3,2 | 4 |
2021S05075050841.09 | 5050841.09 | 2,9 | 4 |
2021S05075050841.10 | 5050841.10 | 2,7 | 4 |
2021S05075050841.11 | 5050841.11 | 2,9 | 4 |
2021S05075050850.00 | 5050850.00 | 7,8 | 4 |
2021S05075050900.00 | 5050900.00 | 11,0 | 3 |
2021S05075050901.00 | 5050901.00 | 5,3 | 4 |
2021S05075050902.00 | 5050902.00 | 11,3 | 3 |
2021S05075050903.00 | 5050903.00 | 16,4 | 3 |
2021S05075050904.00 | 5050904.00 | 13,7 | 3 |
2021S05075050905.00 | 5050905.00 | 12,5 | 3 |
2021S05075050906.00 | 5050906.00 | 13,9 | 3 |
2021S05075050907.00 | 5050907.00 | 7,9 | 4 |
2021S05075050908.00 | 5050908.00 | 6,5 | 4 |
2021S05075050909.00 | 5050909.00 | 12,0 | 3 |
2021S05075051000.00 | 5051000.00 | 12,0 | 3 |
2021S05075051001.00 | 5051001.00 | 6,1 | 4 |
2021S05075052000.00 | 5052000.00 | 7,2 | 4 |
2021S05075052001.00 | 5052001.00 | 3,2 | 4 |
2021S05075052002.00 | 5052002.00 | 6,3 | 4 |
Source
Statistique Canada, Recensement de la population, 2021.
- Date de modification :