condition mean min max 4 h after light 4043.51 3992.0 4095.02 8 h after light 5352.84 5154.44 5551.24 12 h after light 6241.889999999999 5980.12 6503.66 4 h after dark 3024.5249999999996 2647.35 3401.7 8 h after dark 2505.355 2503.27 2507.44 12 h after dark 2651.015 2602.72 2699.31