condition	mean	min	max
4 h after light	1707.9115915	1669.719722	1746.103461
8 h after light	1630.579731	1445.773559	1815.385903
12 h after light	1686.2017085000002	1588.599337	1783.80408
4 h after dark	1607.521931	1341.435109	1873.608753
8 h after dark	1776.4002275	1640.278399	1912.522056
12 h after dark	2149.551079	2149.551079	2149.551079