condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.044625 0.0 0.133875 12 h after light 0.02932963333333333 0.0 0.0879889 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.019008466666666664 0.0 0.0570254