condition	mean	min	max
4 h after light	7.398769666666667	3.9382580000000003	10.10308
8 h after light	7.3459080000000005	4.080694	10.756910000000001
12 h after light	12.648963333333333	10.60179	13.78995
16 h after light	10.907140666666667	9.708565	13.280120000000002
4 h after dark	17.217693333333333	14.62442	20.15661
8 h after dark	9.29891	6.6692350000000005	12.9978