condition mean min max 4 h after light 2641.3 2641.3 2641.3 8 h after light 2540.8999999999996 2372.1 2709.7 12 h after light 2536.9 2428.8 2645.0 4 h after dark 3489.4 2756.2 4222.6 8 h after dark 3729.2999999999997 2705.2 4753.4 12 h after dark 2776.95 2636.5 2917.4