condition	mean	min	max
4 h after light	1.5258435	0.603277	2.44841
8 h after light	3.6627	3.50559	3.81981
12 h after light	2.5272	2.41398	2.64042
4 h after dark	5.86447	4.71802	7.48443
8 h after dark	5.128513333333333	3.42068	7.07385
12 h after dark	4.08734	3.25647	4.84683