condition mean min max 4 h after light 0.04469566666666667 0.0 0.134087 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0743546 0.0 0.146235 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0