condition	mean	min	max
4 h after light	55.5417	55.3876	55.6958
8 h after light	48.60595	46.5779	50.634
12 h after light	43.422250000000005	42.634	44.2105
4 h after dark	66.28793333333333	64.8104	68.3783
8 h after dark	63.77113333333333	62.1583	65.2988
12 h after dark	67.4861	66.6445	68.0828