Task: Question Understanding
Input (English): Passage: In 1984 and 1986, he defeated Nick Begichs wife, Pegge Begich, by 113,582 votes (55.02%) to 86,052 (41.68%) and by 101,799 votes (56.47%) to 74,053 (41.08%), respectively. He defeated Peter Gruenstein with 62.5% of the vote in 1988 and then faced John Devens, the Mayor of Valdez, Alaska, in 1990 and 1992. Young defeated him by 99,003 votes (51.66%) to 91,677 (47.84%) in 1990 and then faced a serious challenge in 1992. He was challenged in the Republican primary by State Senator Virginia M. Collins and defeated her by 24,869 votes (52.98%) to 19,774 (42.12%). In the general election, he was re-elected against Devens by 111,849 votes (46.78%) to 102,378 (42.82%). This is both the lowest winning percentage of his career and the only time he has won without a majority of the vote.
Question: How many people did he defeat from 1988 to 1992?
Output (English): number