condition mean min max 3 h after light 61.8048 53.16 73.5821 6 h after light 48.6253 40.8377 55.0964 9 h after light 27.319466666666667 22.9537 32.2984 12 h after light 59.733352499999995 8.65529 210.135 3 h after dark 15.3555 13.7572 18.0128 6 h after dark 32.32536666666667 29.2724 35.0761 9 h after dark 85.5637 79.6809 88.8943 12 h after dark 237.262 216.01 258.514