condition	mean	min	max
4 h after light	1.3946800000000001	1.11243	1.67693
8 h after light	5.74364	5.28889	6.19839
12 h after light	20.599400000000003	19.1064	22.0924
4 h after dark	11.72646	9.94078	13.6387
8 h after dark	1.1177246666666667	0.901889	1.54824
12 h after dark	0.476149	0.0	0.72058