| 
                
            
            	| Purchases summarize all trades executed during the indicated period including purchases associated with dollar rolls.* |  
                     
                      | Transactions 
                        ($ million) |   
                      | 
                           
                            | Maturity | Coupon | Settlement 
                                Month | FHLMC | FNMA | GNMA | GNMA2 |  
                            | 30 Year | 3 | July | 315 | 525 | 0 | 348 |  
                            |  | 3.5 | July | 514 | 808 | 0 | 1,668 |  
                            |  | 3.5 | Aug | 1,004 | 1,578 | 0 | 0 |  
                            |  | 4 | July | 0 | 0 | 0 | 630 |  
                            |  | 4 | Aug | 547 | 1,025 | 0 | 0 |  
                            |  |  |  |  |  |  |  |  
                            | 15 Year | 2.5 | July | 79 | 105 | 0 | 0 |  
                            |  | 2.5 | Aug | 79 | 105 | 0 | 0 |  
                            |  | 3 | July | 131 | 210 | 0 | 0 |  
                            |  | 3 | Aug | 131 | 210 | 0 | 0 |  
                            |  |  |  |  |  |  |  |   
                            | Total |  |  | 2,800 | 4,566 | 0 | 2,646 |  
                          	| *Does not include trades associated with small value exercises. |  |  |