condition mean min max 4 h after light 203.5 203.5 203.5 8 h after light 161.7 94.8 228.6 12 h after light 229.55 210.6 248.5 4 h after dark 287.2 203.2 371.2 8 h after dark 344.25 322.6 365.9 12 h after dark 292.4 278.6 306.2