condition mean min max 4 h after light 4989.395490999999 4600.106427 5378.684555 8 h after light 8319.591253499999 8303.543722 8335.638785 12 h after light 6399.220929499999 5621.479033 7176.962826 4 h after dark 4405.8250745000005 2660.182487 6151.467662 8 h after dark 1686.3758095 1662.986163 1709.765456 12 h after dark 2759.933734 2759.933734 2759.933734