condition	mean	min	max
4 h after light	24.18605	18.8146	29.5575
8 h after light	22.6861	22.2836	23.0886
12 h after light	52.1542	40.6994	63.609
4 h after dark	73.12855	51.8002	94.4569
8 h after dark	36.75505	29.1755	44.3346
12 h after dark	27.1243	14.9915	39.2571