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:
| Year | Date | Driver | Team | Manufacturer | Laps | Miles (km) | Race Time | Average Speed (mph) | Report |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1958 | September 14 | Speedy Thompson | Speedy Thompson | Chevrolet | 200.0 | 100 (160.934) | 1:43:40 | 57.878 | Report |
| 1959 | September 13 | Cotton Owens | W.H. Watson | T-Bird | 200.0 | 100 (160.934) | 1:39:22 | 60.362 | Report |
| 1960 | October 23 | Speedy Thompson | Wood Brothers Racing | Ford | 200.0 | 100 (160.934) | 1:34:08 | 63.739 | Report |
| 1961 | September 10 | Joe Weatherly | Bud Moore Engineering | Pontiac | 250.0 | 125 (201.168) | 2:01:36 | 61.677 | Report |
| 1962 | September 9 | Joe Weatherly | Bud Moore Engineering | Pontiac | 300.0 | 150 (241.401) | 2:18:30 | 64.981 | Report |
| 1963 | September 8 | Ned Jarrett | Charles Robinson | Ford | 300.0 | 150 (241.401) | 2:15:04 | 66.339 | Report |
| 1964 | September 14 | Cotton Owens | Cotton Owens | Dodge | 300.0 | 150 (241.401) | 2:25:16 | 61.955 | Report |
| 1965 | September 18 | David Pearson | Cotton Owens | Dodge | 300.0 | 150 (241.401) | 2:27:35 | 60.983 | Report |
| 1966 | September 11 | David Pearson | Cotton Owens | Dodge | 300.0 | 150 (241.401) | 2:23:07 | 62.886 | Report |
| 1967 | September 10 | Richard Petty | Petty Enterprises | Plymouth | 300.0 | 150 (241.401) | 2:36:10 | 57.631 | Report |
| 1968 | September 8 | Richard Petty | Petty Enterprises | Plymouth | 300.0 | 187.5 (301.752) | 2:11:20 | 85.659 | Report |
| 1969 | September 7 | Bobby Allison | Mario Rossi | Dodge | 462.0 | 250.404 (402.986) | 3:16:32 | 76.388 | Report |
| 1970 | September 13 | Richard Petty | Petty Enterprises | Plymouth | 500.0 | 271 (436.132) | 3:19:34 | 81.476 | Report |
| 1971 | November 14 | Richard Petty | Petty Enterprises | Plymouth | 500.0 | 271 (436.132) | 3:23:11 | 80.025 | Report |
| 1972 | September 10 | Richard Petty | Petty Enterprises | Plymouth | 500.0 | 271 (436.132) | 3:34:14 | 75.899 | Report |
| 1973 | September 9 | Richard Petty | Petty Enterprises | Dodge | 500.0 | 271 (436.132) | 4:13:17 | 63.215 | Report |
| 1974 | September 8 | Richard Petty | Petty Enterprises | Dodge | 500.0 | 271 (436.132) | 4:12:22 | 64.43 | Report |
| 1975 | October 12 | Darrell Waltrip | DiGard Motorsports | Chevrolet | 500.0 | 271 (436.132) | 3:18:34 | 81.886 | Report |
| 1976 | September 12 | Cale Yarborough | Junior Johnson & Associates | Chevrolet | 400.0 | 216.8 (348.905) | 2:46:47 | 77.993 | Report |
| 1977 | September 11 | Neil Bonnett | Jim Stacy | Dodge | 400.0 | 216.8 (348.905) | 2:41:18 | 80.644 | Report |
| 1978 | September 10 | Darrell Waltrip | DiGard Motorsports | Chevrolet | 400.0 | 216.8 (348.905) | 2:43:19 | 79.568 | Report |
| 1979 | September 9 | Bobby Allison | Bud Moore Engineering | Ford | 400.0 | 216.8 (348.905) | 2:41:23 | 80.604 | Report |
| 1980 | September 7 | Bobby Allison | Bud Moore Engineering | Ford | 400.0 | 216.8 (348.905) | 2:43:10 | 79.722 | Report |
| 1981 | September 13 | Benny Parsons | Bud Moore Engineering | Ford | 400.0 | 216.8 (348.905) | 3:05:50 | 69.998 | Report |
| 1982 | September 12 | Bobby Allison | DiGard Motorsports | Chevrolet | 400.0 | 216.8 (348.905) | 2:37:06 | 82.8 | Report |
| 1983 | September 11 | Bobby Allison | DiGard Motorsports | Buick | 400.0 | 216.8 (348.905) | 2:43:08 | 79.381 | Report |
| 1984 | September 9 | Darrell Waltrip | Junior Johnson & Associates | Chevrolet | 400.0 | 216.8 (348.905) | 2:53:57 | 74.78 | Report |
| 1985 | September 8 | Darrell Waltrip | Junior Johnson & Associates | Chevrolet | 400.0 | 216.8 (348.905) | 2:58:54 | 72.508 | Report |
| 1986 | September 7 | Tim Richmond | Hendrick Motorsports | Chevrolet | 400.0 | 216.8 (348.905) | 3:05:24 | 70.161 | Report |
| 1987 | September 13 | Dale Earnhardt | Richard Childress Racing | Chevrolet | 400.0 | 216.8 (348.905) | 3:03:56 | 67.074 | Report |
| 1988 * | September 11 | Davey Allison | Ranier-Lundy | Ford | 400.0 | 300 (482.803) | 3:07:57 | 95.77 | Report |
| 1989 | September 10 | Rusty Wallace | Blue Max Racing | Pontiac | 400.0 | 300 (482.803) | 3:23:40 | 88.38 | Report |
| 1990 | September 9 | Dale Earnhardt | Richard Childress Racing | Chevrolet | 400.0 | 300 (482.803) | 3:08:21 | 95.567 | Report |
| 1991 * | September 7 | Harry Gant | Leo Jackson Racing | Oldsmobile | 400.0 | 300 (482.803) | 2:57:35 | 101.361 | Report |
| 1992 | September 12 | Rusty Wallace | Penske Racing | Pontiac | 400.0 | 300 (482.803) | 2:51:59 | 104.661 | Report |
| 1993 | September 11 | Rusty Wallace | Penske Racing | Pontiac | 400.0 | 300 (482.803) | 3:00:09 | 99.917 | Report |
| 1994 | September 10 | Terry Labonte | Hendrick Motorsports | Chevrolet | 400.0 | 300 (482.803) | 2:52:59 | 104.156 | Report |
| 1995 | September 9 | Rusty Wallace | Penske Racing | Ford | 400.0 | 300 (482.803) | 2:52:19 | 104.459 | Report |
| 1996 | September 7 | Ernie Irvan | Robert Yates Racing | Ford | 400.0 | 300 (482.803) | 2:50:40 | 105.469 | Report |
| 1997 | September 6 | Dale Jarrett | Robert Yates Racing | Ford | 400.0 | 300 (482.803) | 2:45:04 | 109.047 | Report |
| 1998 | September 12 | Jeff Burton | Roush Racing | Ford | 400.0 | 300 (482.803) | 3:15:41 | 91.985 | Report |
| 1999 | September 11 | Tony Stewart | Joe Gibbs Racing | Pontiac | 400.0 | 300 (482.803) | 2:53:04 | 104.006 | Report |
| 2000 | September 9 | Jeff Gordon | Hendrick Motorsports | Chevrolet | 400.0 | 300 (482.803) | 3:00:14 | 99.871 | Report |
| 2001 | September 8 | Ricky Rudd | Robert Yates Racing | Ford | 400.0 | 300 (482.803) | 3:09:11 | 95.146 | Report |
| 2002 | September 7 | Matt Kenseth | Roush Racing | Ford | 400.0 | 300 (482.803) | 3:09:54 | 94.787 | Report |
| 2003 | September 6 | Ryan Newman | Penske Racing | Dodge | 400.0 | 300 (482.803) | 3:09:35 | 94.945 | Report |
| 2004 | September 11 | Jeremy Mayfield | Evernham Motorsports | Dodge | 400.0 | 300 (482.803) | 3:01:55 | 98.946 | Report |
| 2005 | September 10 | Kurt Busch | Roush Racing | Ford | 400.0 | 300 (482.803) | 3:02:37 | 98.567 | Report |
| 2006 | September 9 | Kevin Harvick | Richard Childress Racing | Chevrolet | 400.0 | 300 (482.803) | 2:57:37 | 101.342 | Report |
| 2007 | September 8 | Jimmie Johnson | Hendrick Motorsports | Chevrolet | 400.0 | 300 (482.803) | 3:16:03 | 91.813 | Report |
| 2008 | September 7* | Jimmie Johnson | Hendrick Motorsports | Chevrolet | 400.0 | 300 (482.803) | 3:14:13 | 92.68 | Report |
| 2009 | September 12 | Denny Hamlin | Joe Gibbs Racing | Toyota | 400.0 | 300 (482.803) | 3:06:20 | 96.601 | Report |
| 2010 | September 11 | Denny Hamlin | Joe Gibbs Racing | Toyota | 400.0 | 300 (482.803) | 2:52:55 | 104.096 | Report |
| 2011 | September 10 | Kevin Harvick | Richard Childress Racing | Chevrolet | 400.0 | 300 (482.803) | 3:20:12 | 89.91 | Report |
| 2012 | September 8/9* | Clint Bowyer | Michael Waltrip Racing | Toyota | 400.0 | 300 (482.803) | 2:59:58 | 100.019 | Report |
Question:
How many years was Pontiac the manufacturer for Joe Gibbs Racing? 
Answer:
1.0