condition mean min max 4 h after light 59.89629333333333 49.35561 71.0399 8 h after light 663.0038666666667 564.0031 749.1729 12 h after light 2839.521 1697.183 4587.415 16 h after light 718.1283333333333 576.7422 925.1243 4 h after dark 319.6112 311.5212 324.6479 8 h after dark 60.061209999999996 39.12392 76.8446