condition	mean	min	max
4 h after light	974.1835	934.747	1013.62
8 h after light	1211.74	1189.46	1234.02
12 h after light	916.7145	846.222	987.207
4 h after dark	1734.6100000000001	1599.01	1870.21
8 h after dark	1544.48	1492.02	1596.94
12 h after dark	1312.515	1271.39	1353.64