condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.024094466666666665 0.0 0.0722834 12 h after light 0.015836033333333333 0.0 0.0475081 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.02302976666666667 0.0 0.0690893