condition mean min max 4 h after light 158.8 158.8 158.8 8 h after light 145.35000000000002 117.4 173.3 12 h after light 251.6 167.5 335.7 4 h after dark 258.45 238.9 278.0 8 h after dark 216.64999999999998 190.7 242.6 12 h after dark 242.70000000000002 228.8 256.6