condition mean min max 1 h after light 8.502651496 6.77371209 10.61379581 3 h after light 6.639797380333333 6.356642612000001 6.855233331 5 h after light 7.581257666 6.124189038 10.18159838 7 h after light 7.868544816 5.900934185 9.356064932999999 9 h after light 8.755213232 7.259944196 11.39847168 11 h after light 7.0841329606666665 4.96215835 9.702841436 13 h after light 9.578291796 6.979779258 10.97400721 15 h after light 8.795325737666667 7.724797252 10.46811503 1 h after dark 8.958489157 7.84211717 9.962140846 3 h after dark 8.743290274666666 6.638944587 10.66607874 5 h after dark 10.169972905 8.899293773 12.31096618 7 h after dark 10.364398231666668 8.278781665 12.11592517