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CONSOLIDATED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL - USD ($) | Subtotal | General Partnership | Treasury Units | Class A | Class B | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2014 |  | $ (272,859) |  | $ (21,910,488) | $ (5,184,335) | $ (27,367,682)
Balance (in units) at Dec. 31, 2014 | 180,225 | 1,802 | 52,572 | 144,180 | 34,243 | 127,653
Increase (Decrease) in Partners' Capital |  |  |  |  |  |
Distribution to Partners |  | $ (18,999) |  | $ (1,519,908) | $ (360,978) | $ (1,899,885)
Stock Buyback |  | (18,668) |  | (1,505,645) | (354,688) | (1,879,001)
Stock Buyback (in units) |  |  | 1,253 |  |  |
Net income |  | 15,061 |  | 1,204,893 | 286,162 | 1,506,116
Balance at Jun. 30, 2015 |  | $ (295,465) |  | $ (23,731,148) | $ (5,613,839) | $ (29,640,452)
Balance (in units) at Jun. 30, 2015 | 180,225 | 1,802 | 53,825 | 144,180 | 34,243 | 126,400
Balance at Dec. 31, 2015 |  | $ (306,870) |  | $ (24,673,535) | $ (5,830,548) | $ (30,810,953)
Balance (in units) at Dec. 31, 2015 | 180,225 | 1,802 | 54,851 | 144,180 | 34,243 | 125,374
Increase (Decrease) in Partners' Capital |  |  |  |  |  |
Distribution to Partners |  | $ (18,738) |  | $ (1,499,080) | $ (356,032) | $ (1,873,850)
Stock Buyback |  | $ (6,783) | $ 451 | (558,723) | $ (128,874) | (694,380)
Stock Buyback (in units) |  | 5 |  |  | 86 |
Net income |  | $ 22,113 |  | 1,769,081 | $ 420,157 | 2,211,351
Balance at Jun. 30, 2016 |  | $ (310,278) |  | $ (24,962,257) | $ (5,895,297) | $ (31,167,832)
Balance (in units) at Jun. 30, 2016 | 180,225 | 1,802 | 55,302 | 144,180 | 34,243 | 124,923

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