condition mean min max 0 h after light 8.18272 6.74475 9.62069 2 h after light 6.444445 5.96324 6.92565 4 h after light 5.86303 4.95856 6.7675 8 h after light 6.213884999999999 6.07172 6.35605 12 h after light 8.489545 7.45153 9.52756 2 h after dark 7.884305 6.13405 9.63456 4 h after dark 8.197564999999999 7.40055 8.99458 8 h after dark 9.855825 9.10355 10.6081 12 h after dark 10.315965 9.89953 10.7324