Exhibit 12

STATEMENTS RE: COMPUTATION OF RATIOS

(Dollars in Thousands, Except Ratios)



|                                                                                                   |  |                                  |        |   |      |   |        |      |  |   |        |   |  |      |        |   |  |   |        |  
|-------------------------------------------------------------------------------------------------- |  | -------------------------------- | ------ | - | ---- | - | ------ | ---- |  | - | ------ | - |  | ---- | ------ | - |  | - | ------ | -
|                                                                                                   |  | For the Years EndedSeptember 30, |       
|                                                                                                   |  | 2017                             |        |   | 2016 |   |        | 2015 |  |   | 2014   |   |  | 2013 |       
|Net investment income                                                                              |  | $                                | 21,433 |   |      | $ | 19,487 |      |  | $ | 17,700 |   |  | $    | 18,368 |   |  | $ | 18,386 |  
|Add: fixed charges and mandatorily redeemable preferred distributions                              |  |                                  | 8,319  |   |      |   | 8,092  |      |  |   | 9,050  |   |  |      | 7,213  |   |  |   | 7,137  |  
|Less: mandatorily redeemable preferred distributions                                               |  |                                  | (4,152 | ) |      |   | (4,118 | )    |  |   | (4,116 | ) |  |      | (3,338 | ) |  |   | (2,744 | )
|                                                                                                   |  |                                  |        |   |      |   |        |      |  |   |        |   |  |      |        |   |  |   |        |  
|Net earnings                                                                                       |  | $                                | 25,600 |   |      | $ | 23,461 |      |  | $ | 22,634 |   |  | $    | 22,243 |   |  | $ | 22,779 |  
|Fixed charges and mandatorily redeemable preferred distributions:                                  |  |                                  |        |   |      |   |        |      |  |   |        |   |  |      |        |   |  |   |        |  
|Interest expense                                                                                   |  |                                  | 3,073  |   |      |   | 2,899  |      |  |   | 3,828  |   |  |      | 2,628  |   |  |   | 3,182  |  
|Amortization of deferred financing fees                                                            |  |                                  | 1,094  |   |      |   | 1,075  |      |  |   | 1,106  |   |  |      | 1,247  |   |  |   | 1,211  |  
|Mandatorily redeemable preferred distributions                                                     |  |                                  | 4,152  |   |      |   | 4,118  |      |  |   | 4,116  |   |  |      | 3,338  |   |  |   | 2,744  |  
|                                                                                                   |  |                                  |        |   |      |   |        |      |  |   |        |   |  |      |        |   |  |   |        |  
|Total fixed charges and mandatorily redeemable preferred distributions                             |  | $                                | 8,319  |   |      | $ | 8,092  |      |  | $ | 9,050  |   |  | $    | 7,213  |   |  | $ | 7,137  |  
|Ratio of net earnings to combined fixed charges and mandatorily redeemable preferred
distributions |  |                                  | 3.1    |   |      |   | 2.9    |      |  |   | 2.5    |   |  |      | 3.1    |   |  |   | 3.2    |  

The calculation of the ratio of net earnings to combined fixed charges and mandatorily redeemable preferred distributions is
above. Net earnings consist of net investment income before fixed charges. Fixed charges consist of interest expense and amortization of deferred financing fees.