condition	mean	min	max
0 h after light	4.369755	2.50018	6.23933
4 h after light	8.73575	7.62889	9.84261
8 h after light	8.73118	6.35126	11.1111
4 h after dark	11.6695	9.8045	13.5345
8 h after dark	3.702515	3.68698	3.71805
12 h after dark	4.876175	0.0	9.75235