condition mean min max 3 h after light 0.6544453333333333 0.0 1.06858 6 h after light 0.0 0.0 0.0 9 h after light 0.29303533333333337 0.0 0.879106 12 h after light 0.17803500000000003 0.0 0.534105 3 h after dark 0.2054676666666667 0.0 0.616403 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0