condition	mean	min	max
4 h after light	2057.959813	1967.072185	2148.847441
8 h after light	1996.3709680000002	1903.262646	2089.47929
12 h after light	1802.3239330000001	1677.877747	1926.770119
4 h after dark	2099.064661	2025.47383	2172.655492
8 h after dark	2077.251969	1985.118035	2169.385903
12 h after dark	1647.971183	1647.971183	1647.971183