• $17.6 trillion: Total U.S. retirement assets by the end of 2007.
  • 40%: Percentage of all U.S. household financial assets made up of retirement assets.
  • 66%: Approximate percentage of retirement assets held in employer-sponsored accounts.
  • $4.6 trillion: Retirement assets managed by mutual funds.
  • 27%: Percentage of retirement assets made up by IRAs.

Source: Investment Company Institute