Individual account retirement plans: an analysis of the 2010 survey of consumer finances.

 Rollover IRAs account for 43.2 percent of all IRA and Keogh assets, with regular IRA assets following very closely behind at 42.7 percent, while Roth IRAs account for 11.1 percent and Keoghs 3.0 percent. Among total IRA assets, rollover IRAs account for 44.5 percent of assets, regular IRAs 44.1 percent, and Roth IRAs 11.4 percent. Therefore, rollover IRAs account for a larger share of assets than regular IRAs, while the two together account for just under 90 percent of the IRA assets.