condition mean min max 4 h after light 1015.9905249999999 858.743779 1173.237271 8 h after light 551.9873600000001 502.616128 601.358592 12 h after light 711.7057365000001 675.748352 747.663121 4 h after dark 599.6542905 565.078211 634.23037 8 h after dark 524.0476545 222.766463 825.328846 12 h after dark 1039.235635 1039.235635 1039.235635