condition mean min max 0 h after light 1.3388499999999999 1.2841 1.3936 4 h after light 1.1597615 0.738533 1.58099 8 h after light 1.311425 1.03482 1.58803 4 h after dark 2.0548800000000003 1.3137 2.79606 8 h after dark 2.09101 1.89703 2.28499 12 h after dark 1.3177750000000001 1.01522 1.62033