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 |
| --- | --- | --- | --- | --- | --- |
| Alabama 1 | Frank W. Boykin | Democratic | 1935.0 | Re-elected | Frank W. Boykin (D) Unopposed |
| Alabama 2 | George M. Grant | Democratic | 1938.0 | Re-elected | George M. Grant (D) Unopposed |
| Alabama 3 | Henry B. Steagall | Democratic | 1914.0 | Re-elected | Henry B. Steagall (D) Unopposed |
| Alabama 4 | Sam Hobbs | Democratic | 1934.0 | Re-elected | Sam Hobbs (D) 88.2% C. W. McKay (R) 11.8% |
| Alabama 5 | Joe Starnes | Democratic | 1934.0 | Re-elected | Joe Starnes (D) 99.7% Frank J. Payne (I) 0.3% |
| Alabama 6 | Pete Jarman | Democratic | 1936.0 | Re-elected | Pete Jarman (D) Unopposed |
| Alabama 7 | William B. Bankhead | Democratic | 1916.0 | Re-elected | William B. Bankhead (D) 71.3% E. M. Reed (R) 28.7% |
| Alabama 8 | John Sparkman | Democratic | 1936.0 | Re-elected | John Sparkman (D) Unopposed |
Question:
 how many dbeingtrict with candidates being william b. bankhead (d) 71.3% e. m. reed (r) 28.7%
Answer:
1.0