condition	mean	min	max
0 h after light	5.20889	4.97942	5.43836
4 h after light	7.91266	7.8411	7.98422
8 h after light	12.84815	12.6791	13.0172
4 h after dark	11.79535	11.0705	12.5202
8 h after dark	8.704575	8.5813	8.82785
12 h after dark	6.27703	4.61348	7.94058