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 | Visitor | Score | Home | Record |
| --- | --- | --- | --- | --- | --- |
| 21 | December 2, 1976 | San Antonio Spurs | 116-124 | Golden State Warriors | 11-10 |
| 22 | December 3, 1976 | San Antonio Spurs | 105–114 | Los Angeles Lakers | 11-11 |
| 23 | December 5, 1976 | San Antonio Spurs | 98–103 | Phoenix Suns | 11-12 |
| 24 | December 8, 1976 | Atlanta Hawks | 117–106 | San Antonio Spurs | 11-13 |
| 25 | December 10, 1976 | San Antonio Spurs | 136–120 | Milwaukee Bucks | 12–13 |
| 26 | December 11, 1976 | New Orleans Jazz | 106–121 | San Antonio Spurs | 13-13 |
| 27 | December 14, 1976 | New York Knicks | 98–111 | San Antonio Spurs | 14–13 |
| 28 | December 15, 1976 | San Antonio Spurs | 102–116 | Indiana Pacers | 14–14 |
| 29 | December 17, 1976 | San Antonio Spurs | 101–103 | Chicago Bulls | 14-15 |
| 30 | December 19, 1976 | San Antonio Spurs | 105–106 | Cleveland Cavaliers | 14-16 |
| 31 | December 21, 1976 | Golden State Warriors | 123–120 | San Antonio Spurs | 15-16 |
| 32 | December 23, 1976 | Washington Bullets | 116–118 | San Antonio Spurs | 16–16 |
| 33 | December 26, 1976 | San Antonio Spurs | 110–105 | Kansas City Kings | 17-16 |
| 34 | December 28, 1976 | Philadelphia 76ers | 116–127 | San Antonio Spurs | 18-16 |
Question:
how many times were the san antonio spurs at home in december of 1976?
Answer:
6