The share of workers in the labor force born outside the U.S. hit 16.1% last year, from 15.9% in 2011 and 15.5% in 2009 -- having dipped during the recession.

Spending per student on public elementary-school and secondary-school systems fell 0.4% to $10,560, after rising steadily for years.

The share of auto loans outstanding with payments overdue by 30 days hit 2.36% in the first quarter, up slightly from 2.33% a year earlier.

One Australian dollar buys 97 cents, down from roughly $1.04 at the start of the year.

Consumer prices fell 0.4%, the second straight month of declines, the Labor Department said.

Manufacturing output fell 0.4% in April, after slumping 0.3% in March and 0.2% in January.

Americans are continuing to borrow more for college. In the first quarter of 2013, consumers owed $986 billion in student loans, up $20 billion from $966 billion in the fourth quarter.

Sales at gasoline stations tumbled 4.7% in April from a month earlier, as fuel prices continued their decline.

The Baltic Dry Index, which tracks rates to ship bulk goods, has hit 889, up 27% since the start of the year.

The four-week moving average of first-time claims for unemployment insurance, a metric that smooths out distortions, fell last week to 336,750, the lowest since November 2007.