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 |
| --- | --- | --- | --- | --- | --- |
| Louisiana 1 | Joachim O. Fernandez | Democratic | 1930.0 | Re-elected | Joachim O. Fernandez (D) Unopposed |
| Louisiana 2 | Paul H. Maloney | Democratic | 1930.0 | Re-elected | Paul H. Maloney (D) Unopposed |
| Louisiana 3 | Numa F. Montet | Democratic | 1929.0 | Lost renomination Democratic hold | Robert L. Mouton (D) Unopposed |
| Louisiana 4 | John N. Sandlin | Democratic | 1920.0 | Retired to run for U. S. Senate Democratic hold | Overton Brooks (D) Unopposed |
| Louisiana 5 | Riley Joseph Wilson | Democratic | 1914.0 | Lost renomination Democratic hold | Newt V. Mills (D) Unopposed |
| Louisiana 6 | Jared Y. Sanders, Jr. | Democratic | 1934.0 | Lost renomination Democratic hold | John K. Griffith (D) Unopposed |
| Louisiana 7 | René L. DeRouen | Democratic | 1927.0 | Re-elected | René L. DeRouen (D) Unopposed |
Question:
How many districts for rené l. derouen?
Answer:
1.0