condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.16182396666666665 0.0 0.429307 9 h after light 0.01727096666666667 0.0 0.0518129 12 h after light 0.17683165 0.0509726 0.370646 3 h after dark 0.12074170000000001 0.0656721 0.165215 6 h after dark 0.0407223 0.0 0.065433 9 h after dark 0.06046066666666667 0.0 0.0964877 12 h after dark 0.0650345 0.0 0.130069