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 3 | Marty Russo | Democratic | 1974.0 | Re-elected | Marty Russo (D) 65.2% Robert L. Dunne (R) 34.8% |
| Illinois 4 | Ed Derwinski | Republican | 1958.0 | Re-elected | Ed Derwinski (R) 66.9% Andrew Thomas (D) 33.1% |
| Illinois 6 | Henry Hyde | Republican | 1974.0 | Re-elected | Henry Hyde (R) 66.2% Jeanne P. Quinn (D) 33.8% |
| Illinois 7 | Cardiss Collins | Democratic | 1973.0 | Re-elected | Cardiss Collins (D) 86.3% James C. Holt (R) 13.7% |
| Illinois 10 | Abner J. Mikva | Democratic | 1974.0 | Re-elected | Abner J. Mikva (D) 50.2% John E. Porter (R) 49.8% |
| Illinois 11 | Frank Annunzio | Democratic | 1964.0 | Re-elected | Frank Annunzio (D) 73.7% John Hoeger (R) 26.3% |
| Illinois 12 | Phil Crane | Republican | 1969.0 | Re-elected | Phil Crane (R) 79.5% Gilbert Bogen (D) 20.5% |
| Illinois 15 | Tom Corcoran | Republican | 1976.0 | Re-elected | Tom Corcoran (R) 62.4% Tim Lee Hall (D) 37.6% |
| Illinois 19 | Tom Railsback | Republican | 1966.0 | Re-elected | Tom Railsback (R) Unopposed |
| Illinois 20 | Paul Findley | Republican | 1960.0 | Re-elected | Paul Findley (R) 69.6% Victor Roberts (D) 30.4% |
| Illinois 22 | George E. Shipley | Democratic | 1958.0 | Retired Republican gain | Dan Crane (R) 54.0% Terry L. Bruce (D) 46.0% |
| Illinois 23 | Melvin Price | Democratic | 1944.0 | Re-elected | Melvin Price (D) 74.2% Daniel J. Stack (R) 25.8% |
Question:
What year was Frank Annunzio elected
Answer:
1964.0