condition	mean	min	max
4 h after light	2.233225	1.40296	3.06349
8 h after light	1.7178499999999999	1.60923	1.82647
12 h after light	1.64445	1.56564	1.72326
4 h after dark	2.301595	2.2448	2.35839
8 h after dark	2.149025	1.95516	2.34289
12 h after dark	2.270915	2.12858	2.41325