| ZST 00037 | 2001 | GILES, HOWARD C | $3,137.25 |
| ZST 00037 | 2002 | GILES, HOWARD C | $3,094.90 |
| ZST 00037 | 2003 | HIBBARD, TROY W | $3,148.03 |
| ZST 00037 | 2004 | HIBBARD, TROY W | $3,925.95 |
| ZST 00037 | 2005 | HIBBARD, TROY W | $3,139.27 |
| ZST 00037 | 2006 | HIBBARD, TROY W | $3,204.92 |
| ZST 00037 | 2007 | HIBBARD, TROY W | $3,495.51 |
| ZST 00037 | 2008 | HIBBARD, TROY W | $3,569.04 |
| ZST 00037 | 2009 | HIBBARD, TROY W | $3,702.89 |
| ZST 00037 | 2010 | HIBBARD, TROY W JR | $3,766.69 |
| ZST 00037 | 2011 | HIBBARD, TROY W JR | $3,974.03 |
| ZST 00037 | 2012 | HIBBARD, TROY W JR | $3,833.77 |
|