condition	mean	min	max
4 h after light	3.4735623333333336	3.3246089999999997	3.6210370000000003
8 h after light	2.821361	2.69339	3.050443
12 h after light	3.215531	2.101175	3.9791190000000003
16 h after light	3.311094666666667	2.76878	3.899557
4 h after dark	3.339161333333333	2.818378	3.9492
8 h after dark	1.943386	1.704977	2.395397