condition mean min max 3 h after light 10.250706666666666 8.59662 11.3663 6 h after light 12.1302 11.4443 13.1391 9 h after light 11.529566666666668 10.8887 12.4801 12 h after light 12.488275 11.5698 13.0441 3 h after dark 10.15679 9.33927 11.0793 6 h after dark 9.313526666666666 7.84505 10.129 9 h after dark 7.8787400000000005 7.38293 8.13943 12 h after dark 10.204455 9.38011 11.0288