condition	mean	min	max
4 h after light	3.2703433333333334	2.22726	4.942
8 h after light	3.042395	0.998035	4.49092
12 h after light	3.5535200000000002	2.0951	4.67187
4 h after dark	3.841136666666667	3.26719	4.22064
8 h after dark	3.006136666666667	2.46184	3.68394
12 h after dark	4.00711	3.47698	4.30448