condition mean min max 0 h after light 8.776955000000001 7.67938 9.87453 2 h after light 3.7928699999999997 3.48018 4.10556 4 h after light 3.532245 3.25597 3.80852 8 h after light 4.161525 3.90244 4.42061 12 h after light 6.74438 6.42734 7.06142 2 h after dark 8.076239999999999 8.00016 8.15232 4 h after dark 10.53905 10.1048 10.9733 8 h after dark 16.039900000000003 15.3213 16.7585 12 h after dark 10.15199 9.82378 10.4802