condition mean min max 2 h after light 9.819613333333333 8.68839 11.3909 6 h after light 10.273060000000001 8.80007 12.1186 10 h after light 17.0414 16.3541 17.9018 2 h after dark 25.0475 23.5565 26.5892 6 h after dark 16.149433333333334 15.9116 16.4497 10 h after dark 10.87819 9.94227 11.9849