condition	mean	min	max
0 h after light	12.65265	10.8562	14.4491
4 h after light	8.96332	3.68064	14.246
8 h after light	10.82468	7.35416	14.2952
4 h after dark	8.890315000000001	7.09543	10.6852
8 h after dark	16.0544	10.7629	21.3459
12 h after dark	8.8221	0.0	17.6442