condition mean min max 3 h after light 3.96975 2.30359 4.83433 6 h after light 4.631593333333333 3.99472 5.36489 9 h after light 4.372433333333333 3.68196 4.72452 12 h after light 5.1399525 3.49992 7.88209 3 h after dark 6.75586 6.30733 7.14262 6 h after dark 5.485813333333334 4.28414 7.10541 9 h after dark 4.67973 3.44948 5.31612 12 h after dark 3.890355 3.35802 4.42269