condition	mean	min	max
4 h after light	2.48848	1.87852	3.09844
8 h after light	1.9982250000000001	1.76365	2.2328
12 h after light	2.50707	1.99346	3.02068
4 h after dark	2.139873333333333	1.95363	2.48182
8 h after dark	3.4918233333333335	3.30107	3.75642
12 h after dark	3.3602733333333332	2.62247	3.9032