condition mean min max 4 h after light 1075.4214084999999 1070.128171 1080.714646 8 h after light 1065.0820985 1033.760271 1096.403926 12 h after light 1152.975931 1023.873063 1282.078799 4 h after dark 1370.5211865 1066.794334 1674.248039 8 h after dark 1555.57688 1250.178126 1860.975634 12 h after dark 1197.134929 1197.134929 1197.134929