condition mean min max 1 h after light 9.4622895265 8.723740722999999 10.20083833 3 h after light 8.815965864 6.997654048999999 9.865586044 5 h after light 8.872143832666668 4.545249298 11.83605814 7 h after light 11.65705519 10.24373636 14.34036755 9 h after light 11.306546733000001 8.308787789 13.13634099 11 h after light 12.171411881 7.968663342999999 17.48188067 1 h after dark 10.068289038 8.011390523 12.35757802 3 h after dark 11.780127374666666 8.885874644 15.13767236 5 h after dark 13.13015785 10.60906596 15.26162596 7 h after dark 11.887206674 6.928681512000001 15.56740925 9 h after dark 14.512132983333332 11.54099112 18.37311149 11 h after dark 11.256555761 9.476790353 13.95550027