condition mean min max 0 h after light 8.849305000000001 7.15611 10.5425 2 h after light 10.1583 9.9987 10.3179 4 h after light 10.089845 9.20549 10.9742 8 h after light 9.621659999999999 9.32556 9.91776 12 h after light 10.80755 10.4577 11.1574 2 h after dark 9.964590000000001 9.79968 10.1295 4 h after dark 8.68676 7.46408 9.90944 8 h after dark 10.527550000000002 10.3817 10.6734 12 h after dark 7.8685849999999995 6.55552 9.18165