condition mean min max 0 h after light 8.621865 8.20127 9.04246 2 h after light 5.038315000000001 4.88583 5.1908 4 h after light 3.59797 3.4848 3.71114 8 h after light 3.6356349999999997 3.4173 3.85397 12 h after light 6.247775 5.63173 6.86382 2 h after dark 7.25993 6.91944 7.60042 4 h after dark 7.4346 6.99882 7.87038 8 h after dark 10.84145 10.7122 10.9707 12 h after dark 9.452975 9.32374 9.58221