condition mean min max 1 h after light 9.236398651333333 7.4510832989999995 11.06353292 3 h after light 8.554818713333333 7.332793132000001 9.310839301 5 h after light 10.383663231666667 8.426956735 12.50018019 7 h after light 9.357815611 7.505574182999999 10.32075391 9 h after light 8.370996828000001 7.620686765 9.106387697 11 h after light 8.859797446333333 6.750843336 10.18052588 13 h after light 8.865664967666667 7.867281105 9.959070125 15 h after light 7.811811213666666 6.83625163 8.792452157 1 h after dark 8.804342971333334 8.286010595 9.746510092000001 3 h after dark 8.373214725 6.638944587 10.01062139 5 h after dark 9.035789168333332 8.509543681 9.594063296 7 h after dark 11.21168849 10.78157218 11.82683095