Annual report pursuant to Section 13 and 15(d)

Statements of Net Proceeds From All Sources (Equity)

v3.3.1.900
Statements of Net Proceeds From All Sources (Equity) - USD ($)
Sub-Share Certificates of Proprietary Interest, Per Share [Member]
AOCI Attributable to Parent [Member]
Net Proceeds From All Sources [Member]
Total
Balances (in shares) at Dec. 31, 2012 8,795,258      
Balances at Dec. 31, 2012   $ (953,965) $ 16,550,110 $ 15,596,145
Net income   $ 27,218,508 27,218,508
Periodic pension costs, net of income taxes   $ 331,953 331,953
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled (in shares) (322,056)      
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled   $ (25,216,940) $ (25,216,940)
Dividends paid  
Balances (in shares) at Dec. 31, 2013 8,473,202      
Balances at Dec. 31, 2013   $ (622,012) $ 18,551,678 $ 17,929,666
Net income   $ 34,765,020 34,765,020
Periodic pension costs, net of income taxes   $ (730,782) (730,782)
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled (in shares) (150,803)      
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled   $ (22,963,786) (22,963,786)
Dividends paid   (2,280,301) (2,280,301)
Balances (in shares) at Dec. 31, 2014 8,322,399      
Balances at Dec. 31, 2014   $ (1,352,794) 28,072,611 26,719,817
Net income   $ 50,038,507 50,038,507
Periodic pension costs, net of income taxes   $ 103,888 103,888
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled (in shares) (204,335)      
Cost of Sub-share Certificates in Certificates of Proprietary Interest purchased and cancelled   $ (28,771,073) (28,771,073)
Dividends paid   (2,402,460) (2,402,460)
Balances (in shares) at Dec. 31, 2015 8,118,064      
Balances at Dec. 31, 2015   $ (1,248,906) $ 46,937,585 $ 45,688,679