in management. Prominent business lobbying groups such as the U.S. Chamber of Commerce and National Association of Manufacturers have traditionally supported Republican candidates and economic policies. A survey cited by The Washington Post in 2012 stated that 61 percent of small business owners planned to vote for Republican presidential candidate Mitt Romney. Small business became a major theme of the 2012 Republican National Convention. Demographics Percent of party identification in the United States in 2022, by generation data from Statista In 2006, Republicans won 38% of the voters aged 18–29. In a 2018 study, members of the Silent and Baby Boomer generations were more likely to express approval of Trump's presidency than those of Generation X and Millennials. Low-income voters are more likely to identify as Democrats while high-income voters are more likely to identify as Republicans. In 2012, Obama won 60% of voters with income under $50,000 and 45% of those with incomes higher than that. Bush won 41% of the poorest 20% of voters in 2004, 55% of the richest twenty percent and 53% of those in between. In the 2006 House races, the voters with incomes over $50,000 were 49% Republican while those with incomes under that amount were 38% Republican. Gender Since 1980, a "gender gap" has seen stronger support for the Republican Party among men than among women. Unmarried and divorced women were far more likely to vote for Democrat John Kerry than for Republican George W. Bush in the 2004 presidential election. In 2006 House races, 43% of women voted Republican while 47% of men did so. In the 2010 midterms, the "gender gap" was reduced, with women supporting Republican and Democratic candidates equally (49%–49%). Exit polls from the 2012 elections revealed a continued weakness among unmarried women for the GOP, a large and growing portion of the electorate. Although women supported Obama over Mitt Romney by a margin of 55–44% in 2012, Romney prevailed amongst married women, 53–46%. Obama won unmarried women 67–31%. However, according to a December 2019 study, "White women are the only group of female voters who support Republican Party candidates for president. They have done so by a majority in all but 2 of the last 18 elections". Education In 2012, the Pew Research Center conducted a study of registered voters with a 35–28 Democrat-to-Republican gap. They found that self-described Democrats had an eight-point advantage over Republicans among college