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:
| Date | Opponent | Location | Result | Attendance |
| --- | --- | --- | --- | --- |
| 09/08/1979 | Appalachian State | Groves Stadium • Winston-Salem, NC | W 30-23 | 26500.0 |
| 09/15/1979 | at #12 Georgia | Sanford Stadium • Athens, GA | W 22-21 | 57500.0 |
| 09/22/1979 | East Carolina | Groves Stadium • Winston-Salem, NC | W 23-20 | 28751.0 |
| 09/29/1979* | at #16 North Carolina State | Carter-Finley Stadium • Raleigh, NC | L 14-17 | 44800.0 |
| 10/06/1979 | at Virginia Tech | Lane Stadium • Blacksburg, VA | W 19-14 | 36600.0 |
| 10/13/1979* | at #14 North Carolina | Kenan Memorial Stadium • Chapel Hill, NC | W 24-19 | 50720.0 |
| 10/20/1979* | Maryland | Groves Stadium • Winston-Salem, NC | W 25-17 | 26050.0 |
| 10/27/1979 | #13 Auburn | Groves Stadium • Winston-Salem, NC | W 42-38 | 34060.0 |
| 11/03/1979* | at Clemson | Memorial Stadium • Clemson, SC | L 0-31 | 59000.0 |
| 11/10/1979* | Duke | Groves Stadium • Winston-Salem, NC | W 17-14 | 28300.0 |
| 11/17/1979 | at South Carolina | Williams-Brice Stadium • Columbia, SC | L 14-35 | 56407.0 |
| 01/01/1980 | LSU | Citrus Bowl • Orlando, FL (Tangerine Bowl) | L 10-34 | 38666.0 |
Question:
What is the average Attendance at a game with a Result of w 30-23?
Answer:
26500.0