condition mean min max 1 h after light 6.980033599 5.306942273 8.653124925 3 h after light 4.805477523 4.464902562 5.087912299 5 h after light 5.238844562000001 4.187096207 6.929642372000001 7 h after light 5.478983225666666 4.027636155 6.311306759 9 h after light 6.340099978333334 4.547194958 7.243558586 11 h after light 10.417134197666666 8.39130272 14.29890992 1 h after dark 16.286321586666666 13.75089418 19.08632699 3 h after dark 16.63853786 15.03947826 18.35591767 5 h after dark 13.498077692333334 8.286381107 16.13823736 7 h after dark 12.776620446666666 11.24765694 14.4456473 9 h after dark 11.634773309 9.713880697 13.35727112 11 h after dark 8.466354247 7.83151425 9.220598393