condition	mean	min	max
4 h after light	1816.1	1816.1	1816.1
8 h after light	1504.75	1487.5	1522.0
12 h after light	2097.85	1230.2	2965.5
4 h after dark	2280.2	1900.1	2660.3
8 h after dark	2288.7	1760.2	2817.2
12 h after dark	2487.45	2390.2	2584.7