condition	mean	min	max
4 h after light	13.006499999999999	12.3428	13.6702
8 h after light	12.263300000000001	11.8802	12.6464
12 h after light	15.28665	14.8417	15.7316
4 h after dark	19.047766666666664	18.7868	19.3513
8 h after dark	17.7992	16.605	18.9626
12 h after dark	14.480766666666666	13.6214	15.4362