condition mean min max 3 h after light 0.05981533333333333 0.0 0.179446 6 h after light 0.07348 0.0 0.22044 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.1187905 0.104006 0.133575