condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.013531033333333333 0.0 0.0405931 9 h after light 0.023090833333333335 0.0 0.0692725 12 h after light 0.012244666666666668 0.0 0.036734 3 h after dark 0.0399609 0.0 0.0641051 6 h after dark 0.0427813 0.0 0.0886253 9 h after dark 0.014954 0.0 0.044862 12 h after dark 0.0 0.0 0.0