condition	mean	min	max
0 h after light	7.982004999999999	7.73163	8.23238
4 h after light	6.425050000000001	5.70704	7.14306
8 h after light	3.094715	2.88065	3.30878
4 h after dark	4.050610000000001	4.04262	4.0586
8 h after dark	4.7081800000000005	4.43399	4.98237
12 h after dark	5.25413	4.02112	6.48714