condition mean min max 0 h after light 18.5261 16.6327 20.4195 2 h after light 15.1643 14.7048 15.6238 4 h after light 10.11162 9.76364 10.4596 8 h after light 12.35165 10.6803 14.023 12 h after light 14.36195 13.546 15.1779 2 h after dark 14.22195 13.2829 15.161 4 h after dark 14.777650000000001 14.1188 15.4365 8 h after dark 20.80025 20.2123 21.3882 12 h after dark 18.8806 17.6528 20.1084