condition mean min max 4 h after light 409.878397 285.078211 534.678583 8 h after light 198.85990049999998 194.090556 203.629245 12 h after light 242.9023965 201.847441 283.957352 4 h after dark 204.77653350000003 158.396991 251.156076 8 h after dark 331.9989955 273.770518 390.227473 12 h after dark 782.385903 782.385903 782.385903