condition	mean	min	max
4 h after light	20.37907	16.83336	22.60698
8 h after light	8.450407	2.416611	12.664060000000001
12 h after light	5.130048666666667	3.7786269999999997	6.1630650000000005
16 h after light	6.938293333333333	4.785305999999999	10.40284
4 h after dark	12.02257	11.51573	12.89412
8 h after dark	6.375019666666667	5.36183	8.241081