Condensed Statements Of Income (USD $)	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
REVENUES
Royalties	$ 5,017,263		$ 4,403,655		$ 14,640,427		$ 14,120,880
Interest and other income	43,406		35,443		337,738		81,309
TOTAL REVENUES	5,060,669		4,439,098		14,978,165		14,202,189
Costs and expenses	(1,117,191)		(1,035,095)		(3,220,449)		(3,089,629)
NET INCOME	$ 3,943,478		$ 3,404,003		$ 11,757,716		$ 11,112,560
Weighted-average shares outstanding	1,500,000		1,500,000		1,500,000		1,500,000
BASIC & DILUTED EARNINGS PER SHARE	$ 2.63		$ 2.27		$ 7.84		$ 7.41
Distributions declared per share	$ 2.60	[1]	$ 2.60	[2]	$ 7.35	[3]	$ 7.35	[4]

[1] $2.60 declared 9/12/2014 payable 10/31/2014

[2] $2.60 declared 9/13/2013 paid 10/31/2013

[3] $2.25 declared 3/14/2014 paid 4/30/2014 plus $2.50 declared 6/16/2014 payable 7/31/2014 plus $2.60 declared 9/12/2014 payable 10/31/2014

[4] $2.25 declared 3/8/2013 paid 4/30/2013 plus $2.50 declared 6/17/2013 paid 7/31/2013 plus $2.60 declared 9/13/2013 paid 10/31/2013