The federal deficit for 2020 is believed to have hit a record-smashing $3.1 trillion in 2020, well over double the highest deficit on record, according to an estimate by the Congressional Budget Office released Thursday.

The official figures from the Treasury Department are expected later this month.

Even before the pandemic, the deficit was on track to exceed $1 trillion for the only time since the four-year period following the Great Recession. The fiscal response to that economic downturn led to the previous record deficit of $1.4 trillion in 2009, but that number steadily declined until the mid-2010s.

Since President TrumpDonald John TrumpFive takeaways from the vice presidential debate Harris accuses Trump of promoting voter suppression Pence targets Biden over ISIS hostages, brings family of executed aid worker to debate MORE took office, the deficit has grown dramatically on the back of unfunded tax cuts and increased spending on both defense and domestic priorities.

But the advent of the novel coronavirus and the massive government response exploded the deficit this year, though the estimate is below the $3.3 trillion expected even a few weeks ago.

“Relative to the size of the economy, the deficit—at an estimated 15.2 percent of gross domestic product (GDP)—was the largest since 1945, and 2020 was the fifth consecutive year in which the deficit increased as a percentage of GDP,” the CBO report noted.

The Committee for a Responsible Federal Budget, a watchdog group, said the deficit had pushed the nation’s debt burden to 102 percent of GDP, surpassing 100 percent of GDP for the first time since World War II.

“It is hard to believe we now owe a full year’s worth of output,” the group’s president, Maya MacGuineas, said.

“We weren’t supposed to cross this threshold for over a decade, but here we