condition	mean	min	max
4 h after light	53.17585	52.3866	53.9651
8 h after light	42.2829	41.9951	42.5707
12 h after light	61.61995	60.2673	62.9726
4 h after dark	83.3668	82.0523	84.6813
8 h after dark	77.66315	76.1539	79.1724
12 h after dark	76.11269999999999	75.0268	77.1986