condition	mean	min	max
0 h after light	7.8143	7.59046	8.03814
4 h after light	4.507575	3.74189	5.27326
8 h after light	4.6357800000000005	4.26681	5.00475
4 h after dark	5.393235000000001	4.49105	6.29542
8 h after dark	6.01666	5.69169	6.34163
12 h after dark	5.1164950000000005	4.71873	5.51426