BERKLEY VS. HELLER: Special interest key votes

The House of Representatives cast 3,829 roll call votes during the four years and five months that Shelley Berkley and Dean Heller served in the chamber together. Here's how the two Nevada Senate candidates compared on key votes highlighted by special interest groups between Jan. 4, 2007, and May 5, 2011.

National Association of Manufacturers

Berkley 21 percent

Heller 90 percent

The association of 11,000 manufacturing companies, which supports policies to reduce production costs and remove export barriers, scored votes on free trade, energy policy, business taxes and unionization rules.

Humane Society Legislative Fund

Berkley 94 percent

Heller 50 percent

Among votes scored by the lobbying arm of The Humane Society of the United States are ones to ban the slaughter of wild horses and stop commercial sales of primates as exotic pets.

NAACP

Berkley 97 percent

Heller 25 percent

The nation's largest civil rights organization with a focus on the African-American community scored votes on education, labor, health care and voting rights.

American Conservative Union

Berkley 4 percent

Heller 95 percent

The oldest and largest grass-roots conservative organization scored votes on taxes, government spending, defense, foreign policy and cultural issues.

AFL-CIO

Berkley 98 percent

Heller 12 percent

The largest federation of trade unions representing more than 11 million workers scored votes on health care, collective bargaining, unemployment benefits, free trade and the minimum wage.

League of Conservation Voters

Berkley 92 percent

Heller 9 percent

The national nonprofit that supports pro-environmental candidates scored votes on energy, global warming, public health, public lands and wildlife conservation.

National Federation of Independent Business

Berkley 45 percent

Heller 85 percent

The nation's leading small-business association scored votes on health care, environmental regulations and a balanced federal budget.

American Civil Liberties Union

Berkley 85 percent

Heller 22 percent

The nonprofit defenders of individual rights and liberties scored votes on gays in the military, immigration, abortion rights and privacy issues.

Gun Owners of America

Berkley 0 percent

Heller 100 percent

The nonprofit defenders of the Second Amendment rights of gun owners scored votes on health care reform, federal park expansions and campaign finance disclosures.

National Right to Life Committee

Berkley 0 percent

Heller 89 percent

The largest pro-life organization in the United States scored votes to block federal funding for Planned Parenthood, prevent health care reform from subsidizing insurance coverage of abortion services and ban the use of embryonic stem cells in research.