condition mean min max 1 h after light 3.356280333 3.1872205210000004 3.525340145 3 h after light 5.534038327 4.4568048860000005 6.698527649 5 h after light 6.308170504666666 5.28875112 7.33604256 7 h after light 8.953637491333334 8.188302126 9.341034313 9 h after light 11.168844522333334 9.478604127 13.86587835 11 h after light 15.141452822666666 9.580998487999999 19.19252976 13 h after light 17.99569736 13.63641035 24.49110394 15 h after light 15.1541325 12.24044356 17.80918558 1 h after dark 14.480158600000001 11.63574941 16.22185331 3 h after dark 12.248001062333334 9.913516657 15.78511765 5 h after dark 11.085214104333334 8.550635459 15.40906991 7 h after dark 10.444175570333334 7.746783201 13.48045988