condition mean min max 0 h after light 14.751949999999999 11.979 17.5249 2 h after light 7.1594 7.07709 7.24171 4 h after light 6.91745 5.72054 8.11436 8 h after light 12.0334 10.7441 13.3227 12 h after light 10.545655 9.87171 11.2196 2 h after dark 13.9157 12.0163 15.8151 4 h after dark 12.6558 11.2181 14.0935 8 h after dark 16.99065 15.3255 18.6558 12 h after dark 16.861800000000002 16.0656 17.658