condition mean min max 4 h after light 215.6 215.6 215.6 8 h after light 190.5 96.7 284.3 12 h after light 203.55 193.2 213.9 4 h after dark 340.79999999999995 248.2 433.4 8 h after dark 314.70000000000005 207.3 422.1 12 h after dark 390.15000000000003 250.6 529.7