President Trump Donald John TrumpFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. Former Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick MORE hired 281 lobbyists to his administration by the halfway point of his first term, which is four times more than President Obama hired six years into office.

One lobbyist was hired for every 14 political appointments made, according to a ProPublica and Columbia Journalism Investigations analysis released Tuesday.

Trump had named more ex-lobbyists to his cabinet by September than Obama and President Bush did in their eight years in the White House, The Associated Press reported at the time. That includes recent additions Labor Secretary Eugene Scalia Eugene ScaliaBusinesses don't operate in a financial vacuum —don't hamstring pension managers Federal litigator files complaint alleging Labor secretary abused his authority Hispanic Caucus asks for Department of Labor meeting on COVID in meatpacking plants MORE and Defense Secretary Mark Esper Mark EsperOvernight Defense: Stopgap spending measure awaits Senate vote | Trump nominates former Nunes aide for intelligence community watchdog | Trump extends ban on racial discrimination training to contractors, military Overnight Defense: Pentagon redirects pandemic funding to defense contractors | US planning for full Afghanistan withdrawal by May | Anti-Trump GOP group puts ads in military papers Official: Pentagon has started 'prudent planning' for full Afghanistan withdrawal by May MORE.

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Former intelligence chief Dan Coats Daniel (Dan) Ray CoatsFBI chief says Russia is trying to interfere in election to undermine Biden The Hill's Morning Report - Sponsored by The Air Line Pilots Association - Trump, Biden renew push for Latino support Former Intel chief had 'deep suspicions' that Putin 'had something on Trump': book MORE was a lobbyist for the firm King & Spalding before joining the administration and the firm announced on Tuesday he is rejoining after leaving his post in August.

The so-called revolving door is also moving quickly under Trump to bring officials into lobbyist posts.

The analysis named Rebecca Wood and Brooke Appleton, who held senior administration positions at the Food and Drug Administration and the Agriculture Department, respectively. Wood is now back at law and lobbying firm Sidley Austin, and Appleton is at the National Corn Growers Association.

Under Trump, agency officials are prevented from lobbying the agency they worked with for up to five years, but are allowed to lobby other government agencies.