condition mean min max 4 h after light 0.07909719999999999 0.0455634 0.112631 8 h after light 0.1489975 0.131634 0.166361 12 h after light 0.0628805 0.0 0.125761 4 h after dark 0.09319733333333334 0.0 0.279592 8 h after dark 0.08414656666666666 0.0351688 0.152023 12 h after dark 0.0 0.0 0.0