condition	mean	min	max
4 h after light	82.074164	77.454571	86.693757
8 h after light	56.522223	54.847609	58.196837
12 h after light	74.1546735	58.760884	89.548463
4 h after dark	40.688907	34.929707	46.448107
8 h after dark	48.5435205	44.560727	52.526314
12 h after dark	139.632658	139.632658	139.632658