condition mean min max 1 h after light 4.7279862125 4.169838193 5.286134232 3 h after light 6.899359712333334 4.522465246 8.484327024 5 h after light 8.757610441999999 7.395489801 9.554197113999999 7 h after light 10.929861873 7.162140409 12.88561031 9 h after light 11.153076545666666 9.811441164 13.72437736 11 h after light 13.412319013333333 11.28915294 16.26454906 1 h after dark 17.573831753333334 15.01249925 21.34025203 3 h after dark 13.602494074 8.744784482 20.40930489 5 h after dark 10.632173003666667 9.221198561 11.73837449 7 h after dark 9.101486656666665 8.477411699 9.450513278999999 9 h after dark 8.328911140666667 7.238481859 8.882568391 11 h after dark 8.501529951666667 7.651268135 9.015659073