condition	mean	min	max
0 h after light	3.28154	2.75511	3.80797
4 h after light	3.43601	2.92013	3.95189
8 h after light	2.61665	2.5124	2.7209
4 h after dark	4.164899999999999	3.53214	4.79766
8 h after dark	4.15255	3.47257	4.83253
12 h after dark	3.7576	3.45074	4.06446