condition mean min max 1 h after light 3.9451383835 3.5972858619999997 4.292990905 3 h after light 4.0681981763333335 2.8810871610000004 5.29116009 5 h after light 6.019164506 3.20951862 10.83244164 7 h after light 6.217298917999999 3.6818463269999997 8.026370223999999 9 h after light 8.768948618 6.596981771 11.41583709 11 h after light 11.917942613333333 11.30226752 12.29360362 13 h after light 16.173699072999998 8.939252939 21.07058192 15 h after light 17.95399824 16.19830448 19.968266399999997 1 h after dark 15.273697343333334 11.02972079 18.29915371 3 h after dark 13.11947666 10.21575802 15.24137494 5 h after dark 8.019575034333334 7.115127316000001 8.636650636 7 h after dark 5.9573180489999995 5.794638165 6.071803049