condition mean min max 4 h after light 358.4 358.4 358.4 8 h after light 335.05 301.3 368.8 12 h after light 321.1 292.6 349.6 4 h after dark 156.15 123.5 188.8 8 h after dark 154.9 139.0 170.8 12 h after dark 149.85000000000002 127.4 172.3