condition	mean	min	max
4 h after light	1471.9	1471.9	1471.9
8 h after light	1324.9	1193.4	1456.4
12 h after light	1409.4499999999998	1312.8	1506.1
4 h after dark	1392.0500000000002	1205.4	1578.7
8 h after dark	1248.55	1193.6	1303.5
12 h after dark	1240.45	1165.2	1315.7