condition	mean	min	max
3 h after light	9.52371	9.0744	10.256
6 h after light	11.757183333333334	9.54465	13.14
9 h after light	10.787743333333333	8.94866	14.1919
12 h after light	13.080300000000001	12.6925	13.3731
3 h after dark	18.718	14.105	22.4266
6 h after dark	17.0455	14.4311	21.9979
9 h after dark	17.6624	16.5943	18.8776
12 h after dark	13.42595	12.2612	14.5907