condition	mean	min	max
4 h after light	1251.3	1251.3	1251.3
8 h after light	1192.1	1112.5	1271.7
12 h after light	1189.5	1131.9	1247.1
4 h after dark	1488.6	1169.8	1807.4
8 h after dark	1551.8000000000002	1417.4	1686.2
12 h after dark	1615.0	1540.5	1689.5