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 | Results | Candidates |
| --- | --- | --- | --- | --- | --- |
| Ohio 1 | Steve Chabot | Republican | 1994.0 | Re-elected | Steve Chabot (R) 53% Roxanne Qualls (D) 47% |
| Ohio 3 | Tony P. Hall | Democratic | 1978.0 | Re-elected | Tony P. Hall (D) 69% John Shondel (R) 31% |
| Ohio 4 | Michael G. Oxley | Republican | 1981.0 | Re-elected | Michael G. Oxley (R) 64% Paul McClain (D) 36% |
| Ohio 5 | Paul E. Gillmor | Republican | 1988.0 | Re-elected | Paul E. Gillmor (R) 67% Susan Darrow (D) 33% |
| Ohio 6 | Ted Strickland | Democratic | 1992.0 | Re-elected | Ted Strickland (D) 57% Nancy Hollister (R) 43% |
| Ohio 7 | David L. Hobson | Republican | 1990.0 | Re-elected | David L. Hobson (R) 68% Donald Minor (D) 28% |
| Ohio 8 | John A. Boehner | Republican | 1990.0 | Re-elected | John A. Boehner (R) 71% John Griffin (D) 29% |
| Ohio 9 | Marcia C. Kaptur | Democratic | 1982.0 | Re-elected | Marcia C. Kaptur (D) 81% Edward Emery (R) 19% |
| Ohio 10 | Dennis J. Kucinich | Democratic | 1996.0 | Re-elected | Dennis J. Kucinich (D) 67% Joe Slovenec (R) 33% |
| Ohio 12 | John Kasich | Republican | 1982.0 | Re-elected | John Kasich (R) 67% Edward S. Brown (D) 33% |
| Ohio 13 | Sherrod Brown | Democratic | 1992.0 | Re-elected | Sherrod Brown (D) 62% Crace Drake (R) 38% |
| Ohio 14 | Tom Sawyer | Democratic | 1986.0 | Re-elected | Tom Sawyer (D) 63% Tom Watkins (R) 37% |
| Ohio 15 | Deborah D. Pryce | Republican | 1992.0 | Re-elected | Deborah D. Pryce (R) 60% Adam Miller (D) 27% |
| Ohio 16 | Ralph S. Regula | Republican | 1972.0 | Re-elected | Ralph S. Regula (R) 64% Peter Ferguson (D) 36% |
| Ohio 17 | James Traficant | Democratic | 1984.0 | Re-elected | James Traficant (D) 68% Paul Alberty (R) 32% |
Question:
Which incumbent was first elected in 1972? 
Answer:
Ralph S. Regula