condition	mean	min	max
4 h after light	9.495999000000001	9.368883	9.623115
8 h after light	9.565878999999999	9.463496	9.668262
12 h after light	9.353536	9.306248	9.400824
4 h after dark	9.113491499999999	7.86145	10.365533
8 h after dark	10.2655645	8.852236	11.678893
12 h after dark	8.33135	8.33135	8.33135