condition mean min max 4 h after light 208.6997885 192.916751 224.482826 8 h after light 212.3870785 210.666726 214.107431 12 h after light 233.185161 228.03809 238.332232 4 h after dark 268.847402 218.77044 318.924364 8 h after dark 302.4094025 297.433474 307.385331 12 h after dark 287.95671 287.95671 287.95671