condition mean min max 3 h after light 8.218313333333334 5.11798 10.9349 6 h after light 5.19463 3.5469 6.67194 9 h after light 6.493336666666666 5.1871 8.6207 12 h after light 8.423770000000001 6.06355 9.74616 3 h after dark 11.21786 9.70908 13.0646 6 h after dark 7.700213333333333 6.00447 10.1043 9 h after dark 8.350433333333333 6.29089 10.8187 12 h after dark 6.07208 4.02887 8.43886