condition mean min max 0 h after light 8.145275 7.46219 8.82836 2 h after light 8.838085 8.61971 9.05646 4 h after light 6.935755 6.50188 7.36963 8 h after light 7.86797 7.73663 7.99931 12 h after light 11.00659 9.84488 12.1683 2 h after dark 8.705695 8.51101 8.90038 4 h after dark 10.516549999999999 10.4635 10.5696 8 h after dark 13.59225 12.7413 14.4432 12 h after dark 7.902105000000001 6.70999 9.09422