condition	mean	min	max
4 h after light	11.9647	10.7784	13.151
8 h after light	22.514	21.7033	23.3247
12 h after light	32.5602	27.7799	37.3405
4 h after dark	36.38393333333333	34.7473	37.7012
8 h after dark	27.658366666666666	23.997	32.394
12 h after dark	24.4696	23.6035	25.7594