Washington (CNN) The number of people traveling by plane has hit a 10-year low as the aviation industry reels from the effects of the coronavirus pandemic, the Transportation Security Administration says.

Meanwhile, airport security checkpoints screened fewer than 125,000 people on Thursday, less than 5% of the 2.4 million people, including both passengers and crewmembers, who passed through TSA checkpoints on the equivalent day last year.

Air travel is normally busy during this spring break period, but the pandemic has choked off demand. Airlines have reduced their capacity by about 56%, according to Airlines for America, an industry association.

It said passenger counts are down about 92% -- and "passenger traffic is falling much faster than they [airlines] can cut capacity."

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