| W | L | ERA | G | GS | SV | IP | SO | WHIP | |
|---|---|---|---|---|---|---|---|---|---|
| 2008 | 2 | 1 | 5.06 | 14 | 1 | 0 | 26.2 | 25 | 1.35 |
| Career Minors | 17 | 19 | 3.17 | 254 | 9 | 72 | 361 | 358 | 1.22 |
| G | W-L | ERA | IP | SO | WHIP | |
|---|---|---|---|---|---|---|
| 2008 | 14 | 2-1 | 5.06 | 26.2 | 25 | 1.35 |
| Career Minors | 254 | 17-19 | 3.17 | 361 | 358 | 1.22 |
| Season | Tm | LG | L | W | L | ERA | G | GS | SV | IP | H | R | ER | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | 2 Teams | Minors | 6 | 2 | 1.64 | 22 | 0 | 5 | 38.1 | 33 | 16 | 7 | 0 | 13 | 37 | 1.20 | |
| 2002 | Billings Mustangs | PIO | ROK | 5 | 2 | 1.72 | 19 | 0 | 4 | 31.1 | 30 | 14 | 6 | 0 | 11 | 30 | 1.31 |
| 2002 | GCL Reds | GCL | ROK | 1 | 0 | 1.29 | 3 | 0 | 1 | 7.0 | 3 | 2 | 1 | 0 | 2 | 7 | 0.71 |
| 2002 | 2 Teams | ROK | 6 | 2 | 1.64 | 22 | 0 | 5 | 38.1 | 33 | 16 | 7 | 0 | 13 | 37 | 1.20 | |
| 2003 | Billings Mustangs | PIO | ROK | 0 | 3 | 3.04 | 25 | 0 | 13 | 23.2 | 25 | 13 | 8 | 1 | 3 | 32 | 1.18 |
| 2004 | 2 Teams | Minors | 5 | 3 | 2.77 | 34 | 7 | 8 | 81.1 | 65 | 32 | 25 | 8 | 16 | 89 | 1.00 | |
| 2004 | Dayton Dragons | MID | A (Full) | 5 | 3 | 2.92 | 31 | 7 | 5 | 77.0 | 60 | 32 | 25 | 8 | 16 | 84 | 0.99 |
| 2004 | Potomac Cannons | CAR | A (Adv) | 0 | 0 | 0.00 | 3 | 0 | 3 | 4.1 | 5 | 0 | 0 | 0 | 0 | 5 | 1.15 |
| 2005 | 2 Teams | Minors | 2 | 6 | 3.04 | 44 | 0 | 11 | 53.1 | 40 | 21 | 18 | 3 | 26 | 59 | 1.24 | |
| 2005 | Sarasota Reds | FSL | A(Adv) | 1 | 0 | 0.00 | 10 | 0 | 5 | 13.2 | 9 | 0 | 0 | 0 | 2 | 18 | 0.80 |
| 2005 | Chattanooga Lookouts | SOU | AA | 1 | 6 | 4.08 | 34 | 0 | 6 | 39.2 | 31 | 21 | 18 | 3 | 24 | 41 | 1.39 |
| 2006 | Chattanooga Lookouts | SOU | AA | 1 | 2 | 2.36 | 44 | 0 | 26 | 49.2 | 37 | 14 | 13 | 2 | 16 | 52 | 1.07 |
| 2007 | 2 Teams | Minors | 1 | 1 | 5.55 | 51 | 0 | 8 | 58.1 | 56 | 39 | 36 | 9 | 32 | 44 | 1.51 | |
| 2007 | Midland RockHounds | TEX | AA | 0 | 0 | 2.28 | 25 | 0 | 8 | 23.2 | 19 | 6 | 6 | 1 | 8 | 21 | 1.14 |
| 2007 | Sacramento River Cats | PCL | AAA | 1 | 1 | 7.79 | 26 | 0 | 0 | 34.2 | 37 | 33 | 30 | 8 | 24 | 23 | 1.76 |
| 2008 | 2 Teams | Minors | 2 | 2 | 3.20 | 34 | 2 | 1 | 56.1 | 41 | 25 | 20 | 8 | 38 | 45 | 1.40 | |
| 2008 | Midland RockHounds | TEX | AA | 0 | 1 | 1.52 | 20 | 1 | 1 | 29.2 | 22 | 8 | 5 | 1 | 21 | 20 | 1.45 |
| 2008 | Sacramento River Cats | PCL | AAA | 2 | 1 | 5.06 | 14 | 1 | 0 | 26.2 | 19 | 17 | 15 | 7 | 17 | 25 | 1.35 |
| 2 Teams | ROK | 6 | 5 | 2.18 | 47 | 0 | 18 | 62.0 | 58 | 29 | 15 | 1 | 16 | 69 | 1.19 | ||
| Sacramento River Cats | PCL | AAA | 3 | 2 | 6.60 | 40 | 1 | 0 | 61.1 | 56 | 50 | 45 | 15 | 41 | 48 | 1.58 | |
| 2 Teams | AA | 2 | 9 | 2.65 | 123 | 1 | 41 | 142.2 | 109 | 49 | 42 | 7 | 69 | 134 | 1.25 | ||
| 2 Teams | A+ | 1 | 0 | 0.00 | 13 | 0 | 8 | 18.0 | 14 | 0 | 0 | 0 | 2 | 23 | 0.89 | ||
| Dayton Dragons | MID | A | 5 | 3 | 2.92 | 31 | 7 | 5 | 77.0 | 60 | 32 | 25 | 8 | 16 | 84 | 0.99 | |
| Career Minors | 8 Teams | 17 | 19 | 3.17 | 254 | 9 | 72 | 361.0 | 297 | 160 | 127 | 31 | 144 | 358 | 1.22 |
| Year | Team |
|---|---|
| 2006 |
|
| Year | Team |
|---|---|
| 2006 |
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| Team | Date | Transaction |
|---|---|---|
|
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05/10/2009 | Billings Mustangs released RHP David Shafer. |
|
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02/05/2009 | Billings Mustangs signed free agent RHP David Shafer. |
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11/03/2008 | RHP David Shafer elected free agency. |
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05/29/2007 | RHP David Shafer roster status changed by Oakland Athletics. |
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05/25/2007 | Oakland Athletics designated RHP David Shafer for assignment. |
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04/06/2005 | Sarasota Reds activated RHP David Shafer. |