condition	mean	min	max
0 h after light	2.3765650000000003	1.80872	2.94441
4 h after light	2.938865	2.53405	3.34368
8 h after light	3.28539	2.99189	3.57889
4 h after dark	1.891365	1.77639	2.00634
8 h after dark	2.685175	2.2267	3.14365
12 h after dark	3.3622	2.20868	4.51572