Condensed Statements Of Income (USD $)	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
REVENUES
Royalties	$ 6,473,243		$ 6,000,712		$ 18,431,116		$ 14,345,568
Interest and other income	21,192		66,864		84,050		180,918
Total Revenues	6,494,435		6,067,576		18,515,166		14,526,486
Costs and expenses	(838,126)		(824,145)		(2,711,297)		(2,518,257)
NET INCOME	$ 5,656,309		$ 5,243,431		$ 15,803,869		$ 12,008,229
Weighted-average shares outstanding	1,500,000		1,500,000		1,500,000		1,500,000
BASIC & DILUTED EARNINGS PER SHARE	$ 3.77		$ 3.50		$ 10.54		$ 8.01
Distributions declared per share	$ 4.00	[1]	$ 3.75	[2]	$ 9.25	[3]	$ 8.50	[4]

[1] $4.00 declared 9/16/2011 payable 10/31/2011.

[2] $3.75 declared 9/10/2010 paid 10/29/2010.

[3] $2.25 declared 3/10/2011 paid 4/29/2011 plus $3.00 declared 6/10/2011 paid 7/29/2011 plus $4.00 declared 9/16/2011 payable 10/31/2011.

[4] $2.00 declared 3/22/2010 paid 4/30/2010 plus $2.75 declared 6/7/2010 paid 7/30/2010 plus $3.75 declared 9/10/2010 paid 10/29/2010.