condition mean min max 0 h after light 8.916485 7.69787 10.1351 2 h after light 7.781454999999999 6.9637 8.59921 4 h after light 7.80214 7.21997 8.38431 8 h after light 9.38787 8.06424 10.7115 12 h after light 12.42745 10.5681 14.2868 2 h after dark 12.655149999999999 12.0258 13.2845 4 h after dark 7.886564999999999 7.78898 7.98415 8 h after dark 10.388415 9.90413 10.8727 12 h after dark 8.697825 7.38945 10.0062