condition mean min max 3 h after light 86.78436666666667 62.8263 134.202 6 h after light 516.7223333333334 460.507 570.879 9 h after light 1898.31 1825.71 1963.34 12 h after light 2256.9422 23.7388 3328.17 3 h after dark 1191.6066666666666 1017.92 1352.09 6 h after dark 695.6750000000001 593.176 753.697 9 h after dark 271.78200000000004 248.853 308.523 12 h after dark 21.30535 17.09 25.5207