condition	mean	min	max
4 h after light	13.5934815	11.483557	15.703406
8 h after light	10.074597	9.765933	10.383261
12 h after light	14.7496465	9.981921	19.517372
4 h after dark	11.184755	10.885953	11.483557
8 h after dark	10.068555	7.707452	12.429658
12 h after dark	23.550418	23.550418	23.550418