condition mean min max 0 h after light 0.0277707 0.027762 0.0277794 4 h after light 0.0703915 0.0 0.140783 8 h after light 0.09704425 0.0843955 0.109693 4 h after dark 0.09557215 0.0818643 0.10928 8 h after dark 0.06830165 0.0275143 0.109089 12 h after dark 0.0 0.0 0.0