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 |
| --- | --- | --- | --- | --- | --- |
| Illinois 4 | Harry P. Beam | Democratic | 1930.0 | Re-elected | Harry P. Beam (D) 80.8% Irene A. Tomas (R) 19.2% |
| Illinois 5 | Adolph J. Sabath | Democratic | 1906.0 | Re-elected | Adolph J. Sabath (D) 77.4% Max Price (R) 22.6% |
| Illinois 9 | James McAndrews | Democratic | 1934.0 | Re-elected | James McAndrews (D) 59.2% Bertha Baur (R) 40.8% |
| Illinois 13 | Leo E. Allen | Republican | 1932.0 | Re-elected | Leo E. Allen (R) 58.4% David L. Trunck (D) 41.6% |
| Illinois 18 | James A. Meeks | Democratic | 1932.0 | Re-elected | James A. Meeks (D) 53.8% High M. Luckey (R) 46.2% |
Question:
When was incumbent Leo E. Allen first elected?
Answer:
1932.0