condition mean min max 3 h after light 0.06799466666666666 0.0 0.203984 6 h after light 0.0 0.0 0.0 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 0.12622533333333333 0.0 0.236117 9 h after dark 0.11151533333333334 0.0 0.21332 12 h after dark 0.0 0.0 0.0