condition	mean	min	max
4 h after light	2018.0	2018.0	2018.0
8 h after light	2044.75	1999.1	2090.4
12 h after light	1958.85	1917.4	2000.3
4 h after dark	2145.95	2022.2	2269.7
8 h after dark	2373.0	2334.4	2411.6
12 h after dark	2379.8	2317.8	2441.8