condition	mean	min	max
4 h after light	2611.7	2611.7	2611.7
8 h after light	2743.85	2595.0	2892.7
12 h after light	2461.45	2459.8	2463.1
4 h after dark	2020.05	2017.8	2022.3
8 h after dark	2071.85	1919.6	2224.1
12 h after dark	2301.75	2118.9	2484.6