condition mean min max 3 h after light 3.3386733333333334 2.74681 3.71912 6 h after light 5.1352 4.34686 6.31429 9 h after light 5.5409033333333335 4.92996 6.44712 12 h after light 4.6651125 3.33819 5.91192 3 h after dark 6.655123333333334 6.13128 6.95272 6 h after dark 7.015303333333334 5.71359 8.05024 9 h after dark 5.863183333333334 4.91108 6.47694 12 h after dark 6.376225 6.07986 6.67259