condition	mean	min	max
4 h after light	29.4	29.4	29.4
8 h after light	19.65	19.2	20.1
12 h after light	53.0	40.1	65.9
4 h after dark	103.15	82.9	123.4
8 h after dark	55.45	17.9	93.0
12 h after dark	127.9	123.2	132.6