condition mean min max 4 h after light 0.06880133333333334 0.0 0.206404 8 h after light 0.0 0.0 0.0 12 h after light 0.023351866666666665 0.0 0.0700556 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.035186 0.0 0.105558