condition mean min max 4 h after light 3.575375 3.28296 3.86779 8 h after light 5.82679 5.61275 6.04083 12 h after light 5.3430800000000005 5.19895 5.48721 4 h after dark 6.106135 5.68314 6.52913 8 h after dark 4.1920649999999995 4.10001 4.28412 12 h after dark 3.455275 3.26097 3.64958