What year was Tim Holden first elected?
CREATE TABLE table_1805191_39 (first_elected INTEGER, incumbent VARCHAR)
SELECT MIN(first_elected) FROM table_1805191_39 WHERE incumbent = "Tim Holden"
### Context: CREATE TABLE table_1805191_39 (first_elected INTEGER, incumbent VARCHAR) ### Question: What year was Tim Holden first elected? ### Answer: SELECT MIN(first_elected) FROM table_1805191_39 WHERE incumbent = "Tim Holden"