2006 Post-roundup	
			
Year_born	Age	Females	Males
2006		0.5	48	62
2005		1	18	11
2004		2	15	6
2003		3	17	8
2002		4	14	4
2001		5	8	7
2000		6	16	5
1999		7	10	
1998		8	12	
1997		9	8	
1996		10	3	
1995		11	4	
1994		12	3	
1993		13	1	
1992		14	0	
1991		15	4	
1990		16	2	
1989		17	1	
1988		18	3	
A tags		11+	13	
B tags		9+	3	
Total		203	103
			
Total pounds of bison mass at 2006 roundup: 298,519 
Total number of animals in herd as of 1 Jan 07: 306 
Total animal units in herd as of 1 Jan 07: 212