condition mean min max 4 h after light 4495.36117 4411.193595 4579.528745 8 h after light 4162.321416500001 4126.141545 4198.501288 12 h after light 3180.5438265000003 2188.198181 4172.889472 4 h after dark 2249.4199135 1467.001288 3031.838539 8 h after dark 1878.1319720000001 839.669071 2916.594873 12 h after dark 3067.301989 3067.301989 3067.301989