Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Player | No.(s) | Height in Ft. | Position | Years for Rockets | School/Club Team/Country |
| --- | --- | --- | --- | --- | --- |
| Wafer, Von Von Wafer | 13 | 6-5 | Guard | 2008-09 | Florida State |
| Waiters, Granville Granville Waiters | 31 | 6-11 | Center | 1985-86 | Ohio State |
| Walker, Jimmy Jimmy Walker | 11 | 6-3 | Guard | 1972-73 | Providence |
| Walker, Wally Wally Walker | 42 | 6-7 | Forward | 1982-84 | Virginia, Charlottesville |
| Ward, Charlie Charlie Ward | 17 | 6-2 | Guard | 2004-05 | Florida State |
| Ware, Jim Jim Ware | 27 | 6-7 | Forward | 1967-68 | Oklahoma City |
| Watts, Slick Slick Watts | 00 | 6-1 | Guard | 1978-79 | Xavier |
| Weatherspoon, Clarence Clarence Weatherspoon | 30 | 6-7 | Forward | 2003-05 | Southern Mississippi |
| Wells, Bonzi Bonzi Wells | 6 | 6-5 | Guard | 2006-08 | Ball State |
| Wells, Owen Owen Wells | 30 | 6-7 | Forward | 1974-75 | Detroit |
| Wesley, David David Wesley | 7 | 6-1 | Guard | 2004-06 | Baylor |
| White, James James White | 8 | 6-7 | Guard | 2009 | Cincinnati |
| White, Rudy Rudy White | 32 | 6-2 | Guard | 1975-79 | Arizona State |
| Wiggins, Mitchell Mitchell Wiggins | 15 | 6-4 | Guard | 1984-87, 1989-90 | Clemson, Florida State |
| Wilks, Mike Mike Wilks | 29 | 5-10 | Guard | 2003-04 | Rice |
| Williams, Art Art Williams | 14 | 6-1 | Guard | 1967-70 | Cal Poly-Pomona |
| Williams, Bernie Bernie Williams | 35 | 6-3 | Guard | 1969-71 | LaSelle |
| Williams, Justin Justin Williams | 30 | 6-10 | Forward / Center | 2008 | Wyoming |
| Williams, Terrence Terrence Williams | 1 | 6-6 | Forward | 2011-12 | Louisville |
| Williams, Walt Walt Williams | 42 | 6-8 | Forward | 1999-2002 | Maryland |
| Willis, Kevin Kevin Willis | 42, 43 | 7-0 | Forward | 1996-98, 2001-02 | Michigan State |
| Willoughby, Bill Bill Willoughby | 32 | 6-8 | Forward | 1980-82 | Morrow, Englewood, N.J. High School |
| Winchester, Kennard Kennard Winchester | 20 | 6-5 | Guard / Forward | 1990-93 | Averett |
| Wohl, Dave Dave Wohl | 11 | 6-2 | Guard | 1973-76 | Pennsylvania |
| Wood, David David Wood | 10 | 6-9 | Forward | 1990-91 | Nevada-Reno |
Question:
 what's the years for rockets where position is guard / forward
Answer:
1990-93