condition mean min max 4 h after light 344.1388889 138.87 473.7266667 8 h after light 762.3055555666667 329.04 1603.68 12 h after light 1605.8744446666667 1273.93 2146.136667 1.5 h after dark 935.3188887666668 650.8333333 1328.773333 5.5 h after dark 696.3222221999999 546.3833333 869.28 9.5 h after dark 111.89222221 78.30333333 145.4833333