U.S. sovereign bond yields fell on Friday morning as traders continued to monitor the outbreak of the coronavirus and looked ahead to fresh economic data.

At around 4 a.m. ET, the yield on the benchmark 10-year Treasury note, which moves inversely to price, was lower at around 1.6162%, while the yield on the 30-year Treasury bond was lower at 2.0802%.

China’s National Health Commission on Friday confirmed 31,131 cases of the deadly pneumonia-like virus in the country, with 636 deaths.

Investors will also be monitoring data with the Labor Department releasing nonfarm payrolls and the unemployment rate for January at 8:30 a.m. ET.The consensus is for a net increase of 158,000 jobs and for the unemployment rate to stay flat at 3.5%, according to economists polled by Dow Jones.

On Thursday, initial claims for state unemployment benefits decreased 15,000 to a seasonally adjusted 202,000 for the week ended Feb. 1, the lowest reading since last April, the Labor Department said on Thursday.

But yields received a boost earlier in the session Thursday after China announced it would halve tariffs on $75 billion worth of U.S. imports.

There are no Treasury auctions due on Friday.

—CNBC’s Sam Meredith and Yun Li contributed to this article.

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