condition mean min max 1 h after light 9.0935404415 8.064127343 10.12295354 3 h after light 9.808324024333333 9.041159166 10.88071499 5 h after light 10.094394625333333 9.716678746 10.36368806 7 h after light 9.278846974333332 8.423286747999999 9.882282027999999 9 h after light 9.892029774333333 9.739296734 10.10944005 11 h after light 8.704799018666666 8.624042814 8.754293582999999 13 h after light 10.54473045 10.06868406 10.878107 15 h after light 9.687081938333334 9.131551251 10.38146192 1 h after dark 9.963577486333334 8.945491919 10.81143632 3 h after dark 10.349171641 9.597933327 11.66879898 5 h after dark 8.796551387 8.329593988 9.201037012999999 7 h after dark 8.727541214999999 7.71710651 9.660942907999999