condition	mean	min	max
4 h after light	1403.7	1403.7	1403.7
8 h after light	1397.9	1394.0	1401.8
12 h after light	1274.15	1172.3	1376.0
4 h after dark	1336.4	1240.9	1431.9
8 h after dark	1402.9	1375.0	1430.8
12 h after dark	1474.3000000000002	1377.9	1570.7