| ZGC 00030A | 2001 | O'LAUGHLIN, KIMBERLY | $1,906.47 |
| ZGC 00030A | 2002 | TURNBULL, JAIME L | $1,817.46 |
| ZGC 00030A | 2003 | TURNBULL, JAIME L | $3,140.77 |
| ZGC 00030A | 2004 | BARBER, ERIC R | $3,295.65 |
| ZGC 00030A | 2005 | BARBER, ERIC R | $2,937.51 |
| ZGC 00030A | 2006 | BARBER, ERIC R | $2,998.40 |
| ZGC 00030A | 2007 | GILL, BRAD | $3,271.31 |
| ZGC 00030A | 2008 | GILL, BRAD | $3,311.86 |
| ZGC 00030A | 2009 | GILL, BRAD | $3,434.65 |
| ZGC 00030A | 2010 | GILL, BRAD | $3,492.47 |
| ZGC 00030A | 2011 | GILL, BRAD | $3,602.03 |
| ZGC 00030A | 2012 | GILL, BRAD | $3,804.61 |
|