condition mean min max 4 h after light 675.4972 660.4074 695.9114 8 h after light 601.3144333333333 392.4355 789.5095 12 h after light 806.3505666666667 692.0139 1008.038 16 h after light 1461.731 1316.355 1682.219 4 h after dark 1386.266 1256.156 1471.7820000000002 8 h after dark 964.3036333333333 657.6989 1185.1