condition mean min max 0 h after light 0.0981055 0.0 0.196211 4 h after light 0.19561050000000002 0.133283 0.257938 8 h after light 0.195991 0.133154 0.258828 4 h after dark 0.25782795000000003 0.0642349 0.451421 8 h after dark 0.129372 0.128829 0.129915 12 h after dark 0.128498 0.065316 0.19168