condition mean min max 0 h after light 0.277498 0.185219 0.369777 4 h after light 0.4132015 0.188388 0.638015 8 h after light 0.322751 0.188205 0.457297 4 h after dark 0.363707 0.273453 0.453961 8 h after dark 0.457149 0.455231 0.459067 12 h after dark 0.0913147 0.0903092 0.0923202