condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.07715566666666666 0.0 0.243331 10 h after light 0.0 0.0 0.0 14 h after light 0.06979783333333334 0.0 0.418787 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0