condition	mean	min	max
4 h after light	1001.6	1001.6	1001.6
8 h after light	1143.6	1141.5	1145.7
12 h after light	1144.7	1111.4	1178.0
4 h after dark	1609.0	1256.8	1961.2
8 h after dark	1865.45	1595.1	2135.8
12 h after dark	1849.35	1727.5	1971.2