condition	mean	min	max
4 h after light	3.967535	3.57694	4.35813
8 h after light	3.00097	2.91651	3.08543
12 h after light	2.8957699999999997	2.53707	3.25447
4 h after dark	3.34138	3.26298	3.41644
8 h after dark	3.60568	3.50687	3.76777
12 h after dark	4.1869966666666665	3.46363	4.99787