condition	mean	min	max
3 h after light	7.69492	7.18168	8.30714
6 h after light	8.123386666666667	7.47194	8.66822
9 h after light	9.961563333333334	9.65339	10.2565
12 h after light	11.6804	10.2844	14.0202
3 h after dark	16.8062	15.9366	18.5083
6 h after dark	16.258366666666667	14.0295	17.5121
9 h after dark	15.6047	14.1465	16.805
12 h after dark	14.100100000000001	13.4192	14.781