condition mean min max 1 h after light 1.9956365885 1.599352466 2.391920711 3 h after light 1.915647029 1.42876882 2.481908439 5 h after light 2.1539804006666667 1.7575465559999999 2.69256299 7 h after light 2.286142303 1.907827653 2.81446466 9 h after light 2.462250372 1.515731653 3.0359032310000003 11 h after light 2.8087488643333334 2.352107581 3.095199444 1 h after dark 3.4959297220000005 2.4512463540000002 4.1568380860000005 3 h after dark 3.8553454263333333 2.978114507 4.7081736880000005 5 h after dark 3.197331115 1.992927102 4.1147161489999995 7 h after dark 4.321983376666667 3.761579788 4.890285627 9 h after dark 3.092159644 2.220315588 4.134393441 11 h after dark 2.9406119079999997 2.632441765 3.3642723869999998