Here's a quote from the release:
In December, the average workweek for production and nonsupervisory workers on pri-This decrease in hours worked could be a precursor to further increases in both
vate nonfarm payrolls fell by 0.2 hour to 33.3 hours, seasonally adjusted--the lowest
level on record for the series, which began in 1964. The manufacturing workweek, at
39.9 hours, declined by 0.4 hour over the month, and factory overtime, at 3.0 hours,
declined by 0.3 hour.
the overall unemployment rate and the broad level of unemployment.