condition	mean	min	max
4 h after light	1390.4	1390.4	1390.4
8 h after light	1231.8	1209.6	1254.0
12 h after light	1346.75	1266.5	1427.0
4 h after dark	1281.35	1274.5	1288.2
8 h after dark	1167.3000000000002	1115.9	1218.7
12 h after dark	1041.4	982.1	1100.7