Statistics overview     Read more on P&I's top 1,000 special report.

According to P&I's annual survey of the 1,000 largest U.S. retirement funds. All assets are in U.S. billions as of Sept. 30.

Defined benefit plans     Read more on P&I's top 1,000 special report.

According to P&I's annual survey of the 1,000 largest U.S. retirement funds. All assets are in U.S. billions as of Sept. 30.

Defined contribution plans     Read more on P&I's top 1,000 special report.

According to P&I's annual survey of the 1,000 largest U.S. retirement funds. All assets are in U.S. billions as of Sept. 30.