condition mean min max 1 h after light 3.7834090796666664 3.161065642 4.726185845 3 h after light 4.094452170666667 3.972901633 4.320095179 5 h after light 3.7076955336666666 3.138014218 4.687567573 7 h after light 3.711851113333333 3.675596938 3.7786683819999998 9 h after light 4.139351410333333 3.29177594 4.851851413 11 h after light 4.200280240333333 3.404271426 5.0303774919999995 13 h after light 3.782832979 2.525578021 4.9534732880000005 15 h after light 3.63594721 3.140161485 4.174810156 1 h after dark 4.270615008666667 3.3638397660000003 4.981470655 3 h after dark 4.167996769666667 3.3194722939999997 4.775077642 5 h after dark 4.0746529633333335 3.650838245 4.4807446760000005 7 h after dark 3.918856491 3.347379638 4.910419012