How many results have Jere Cooper as incumbent?
{'header': ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates'], 'page_title': 'United States House of Representatives elections, 1944', 'page_id': '', 'types': ['text', 'text', 'text', 'real', 'text', 'text'], 'id': '1-1342249-42', 'section_title': '', 'caption': '', 'rows': [['Tennessee 1', 'B. Carroll Reece', 'Republican', '1932', 'Re-elected', 'B. Carroll Reece (R) Unopposed'], ['Tennessee 2', 'John Jennings', 'Republican', '1939', 'Re-elected', 'John Jennings (R) 55.5% Lowell Blanchard (D) 44.5%'], ['Tennessee 5', 'Jim Nance McCord', 'Democratic', '1942', 'Retired to run for Governor Democratic hold', 'Harold Earthman (D) 85.5% W. H. Crowell (R) 14.5%'], ['Tennessee 6', 'Percy Priest', 'Democratic', '1940', 'Re-elected', 'Percy Priest (D) 97.0% D. C. Loftis (I) 3.0%'], ['Tennessee 7', 'W. Wirt Courtney', 'Democratic', '1939', 'Re-elected', 'W. Wirt Courtney (D) Unopposed'], ['Tennessee 9', 'Jere Cooper', 'Democratic', '1928', 'Re-elected', 'Jere Cooper (D) 87.8% Homer Latum (I) 12.2%']], 'name': 'table_1342249_42'}