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:
| District | Incumbent | Party | First elected | Result | Candidates |
| --- | --- | --- | --- | --- | --- |
| Georgia 1 | Hugh Peterson | Democratic | 1934.0 | Re-elected | Hugh Peterson (D) Unopposed |
| Georgia 2 | Edward E. Cox | Democratic | 1924.0 | Re-elected | Edward E. Cox (D) Unopposed |
| Georgia 3 | Stephen Pace | Democratic | 1936.0 | Re-elected | Stephen Pace (D) Unopposed |
| Georgia 4 | Albert Sidney Camp | Democratic | 1939.0 | Re-elected | Albert Sidney Camp (D) Unopposed |
| Georgia 6 | Carl Vinson | Democratic | 1914.0 | Re-elected | Carl Vinson (D) Unopposed |
| Georgia 7 | Malcolm C. Tarver | Democratic | 1926.0 | Re-elected | Malcolm C. Tarver (D) Unopposed |
| Georgia 8 | John S. Gibson | Democratic | 1940.0 | Re-elected | John S. Gibson (D) Unopposed |
| Georgia 9 | B. Frank Whelchel | Democratic | 1934.0 | Retired Democratic hold | John Stephens Wood (D) Unopposed |
Question:
How many parties does incumbent carl vinson represent?
Answer:
1.0