condition	mean	min	max
4 h after light	9.998695000000001	8.63649	11.3609
8 h after light	7.676925	6.90344	8.45041
12 h after light	10.372800000000002	8.7786	11.967
4 h after dark	16.10105	13.2637	18.9384
8 h after dark	11.45985	10.3245	12.5952
12 h after dark	10.6079	10.2695	10.9463