condition mean min max 4 h after light 0.072246 0.041513 0.102979 8 h after light 0.0168169 0.0 0.0336338 12 h after light 0.02724365 0.0 0.0544873 4 h after dark 0.18016745 0.0910569 0.269278 8 h after dark 0.11221439999999999 0.0535018 0.170927 12 h after dark 0.12910850000000001 0.123994 0.134223