condition mean min max 4 h after light 2770.1 2770.1 2770.1 8 h after light 2982.6499999999996 2971.7 2993.6 12 h after light 3372.25 3341.8 3402.7 4 h after dark 3965.05 3539.3 4390.8 8 h after dark 3766.1 3172.0 4360.2 12 h after dark 3221.8500000000004 2783.4 3660.3