condition mean min max 1 h after light 6.848369132 5.697481275 7.999256989 3 h after light 7.6709639166666665 7.212610121 8.160536245 5 h after light 9.763393992000001 8.851390229 10.63413339 7 h after light 9.494700139666666 9.149733261 9.882282027999999 9 h after light 12.213272566666667 11.14550535 12.90467693 11 h after light 11.73786471 10.64843215 12.45695073 13 h after light 12.152431166666666 10.69406816 13.34737547 15 h after light 11.224795684 9.768636222 12.14435168 1 h after dark 15.072987883333333 12.66725527 17.55926382 3 h after dark 14.3050956 12.91319012 16.61782268 5 h after dark 14.61864221 13.71266493 15.64465792 7 h after dark 14.172570973333332 13.073775999999999 15.63465734