condition	mean	min	max
4 h after light	19.155946666666665	8.03104	30.1315
8 h after light	9.65066	2.16705	17.3622
12 h after light	6.055823333333334	3.51136	9.11997
4 h after dark	11.559330000000001	8.61059	13.1925
8 h after dark	13.160176666666667	9.61913	14.9425
12 h after dark	29.7345	24.454	39.1258