condition	mean	min	max
4 h after light	28.772946500000003	22.142799	35.403094
8 h after light	28.867038	25.718048	32.016028
12 h after light	56.8809965	36.701319	77.060674
4 h after dark	51.857845	50.505937	53.209753
8 h after dark	61.6810055	40.360355	83.001656
12 h after dark	34.879527	34.879527	34.879527