condition mean min max 1 h after light 6.393163503999999 5.886249642999999 6.9259515039999995 3 h after light 6.328642117666667 5.832064177 6.730562766 5 h after light 6.847235809333334 6.1748021710000005 7.510188907000001 7 h after light 6.600749247666666 5.383308379 8.34863533 9 h after light 5.698527972 4.103446719 7.062096582000001 11 h after light 7.081368306333333 4.96215835 8.496838546000001 13 h after light 6.699762986666666 5.739950048 7.381646468 15 h after light 6.7767089873333335 5.966306821 7.932139296 1 h after dark 7.341568037 6.999105772 7.694152695 3 h after dark 7.004909432333333 5.786647647000001 7.9584627370000005 5 h after dark 6.230423477333333 4.903456438 7.080460008999999 7 h after dark 8.311973950333332 7.20550616 9.254520177