condition mean min max 4 h after light 16.002399500000003 11.942011 20.062788 8 h after light 22.6640625 16.886075 28.44205 12 h after light 16.1218255 14.769854 17.473797 4 h after dark 11.782563499999998 8.034949 15.530178 8 h after dark 10.767823499999999 9.776594 11.759053 12 h after dark 8.948263 8.948263 8.948263