This is a tutorial for using a chart produced by the Sunlight Foundation that lets you explore the growth in campaign contributions to federal candidates by different business and political sectors. It highlights in particular the growth of the financial sector in funding federal campaigns.For more information check out: http://blog.sunlightfoundation.com/2008/09/25/finance-industry-giving-visualized/ campaign, donations, financial, foundation, market, money, opensecrets.org, politics, sunlight