condition mean min max 0 h after light 3.936275 3.8517 4.02085 2 h after light 4.779485 4.55172 5.00725 4 h after light 7.328875 6.97096 7.68679 8 h after light 5.740965 4.86508 6.61685 12 h after light 4.1531649999999996 3.56256 4.74377 2 h after dark 3.0460450000000003 2.51749 3.5746 4 h after dark 3.6655 3.23559 4.09541 8 h after dark 4.22315 3.87237 4.57393 12 h after dark 3.907465 3.67245 4.14248