condition mean min max 0 h after light 14.838149999999999 13.1683 16.508 2 h after light 7.62925 7.41594 7.84256 4 h after light 3.9117299999999995 3.11751 4.70595 8 h after light 4.032865 3.03184 5.03389 12 h after light 7.894415 5.89705 9.89178 2 h after dark 9.13161 8.56344 9.69978 4 h after dark 9.2039 8.297 10.1108 8 h after dark 15.414950000000001 14.5949 16.235 12 h after dark 16.37105 16.3248 16.4173