condition	mean	min	max
0 h after light	3.8922100000000004	3.28067	4.50375
4 h after light	2.495945	2.47612	2.51577
8 h after light	1.83618	1.32233	2.35003
4 h after dark	1.91289	1.79709	2.02869
8 h after dark	3.2456699999999996	2.99171	3.49963
12 h after dark	3.43581	2.0179	4.85372