Donald Trumps inauguration ratings were the second-highest in 36 years, according to Nielsen.

The swearing-in of the 45th president was seen by 30.6 million viewers across 12 networks.

The only inauguration over the last three decades that tops Trumps number in the linear ratings?

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Barack Obamas first inauguration back in 2009, which had a record-setting 37.8 million viewers.

So Trump was down from the last new president to take office.

And actually, Trump could have been seen bymoreviewers than either Obama or Reagan.

Plus, portals like YouTube, Facebook and Twitteroffered live streamsas well.

This was the highest-rated inauguration coverage in the networks history.

While on broadcast, NBC was top ranked with 5.8 million viewers for the day.

Heres a chart from Nielsen of Inauguration Day coverage ratings over the years.