21,932 livery cars, 288 commuter vans, and 2,206 paratransit vehicles. Roundtrip car sharing Zipcar, and others, entered New York City market in 2002 offering roundtrip car sharing from private locations, mostly from parking garages. In 2018, the city partnered with the roundtrip car share companies, led by Zipcar, to launch the nation's larges on-street car-sharing program with the greatest take-up in The Bronx and in Queens – Jackson Heights, Jamaica, and Far Rockaway. In 2020, during beginning throes of the COVID-19 pandemic, Enterprise CarShare suspended service in New York City. Among the traditional car rental locations in Queens, both international airports harbor larger fleets, conveniently close to Queens residents. Micromobility Citi Bike – a docked-bike and e-bike sharing company had, as of July 2019, 169,000 annual subscribers. In 2021, the Department of Transportation and Citi Bike announced that, as part of its Phase 3 expansion, it was doubling its service area to 70 square miles and tripling the number of bikes to 40,000. The expansion includes 52 new docking stations in Astoria, as well as new stations in Sunnyside and Woodside. Non-docked e-moped service was launched in the city by Revel in 2019. Companies such as Bird, Lime, VeoRide introduced non-docked e-scooter-sharing in 2021. Airports Queens has crucial importance in international and interstate air traffic, with two of the New York metropolitan area's three major airports located there. John F. Kennedy International Airport (JFK), in 2019, before the COVID-19 pandemic, served 62.6 million passengers (enplanements + deplanements) – 34.3 million of which were international, ranking it the busiest airport in the United States by international passenger traffic. In response to the COVID-19 pandemic, the United States imposed travel restrictions, first, in January 2020, on travelers from China and, in the following months, on travelers from other countries. 2020 annual passenger traffic at JFK dropped to 16.6 million (−73.4%) – 8.4 million (−73.4%) of which were international, still ranking it the busiest airport in the United States by international passenger traffic. JFK is owned by the City of New York and managed, since 1947, by the Port Authority of New York and New Jersey. The airport's runways and six terminals cover an area of on Jamaica Bay in southeastern Queens. The airport's original official name was New York International Airport, although it was commonly known as Idlewild, with the name changed to Kennedy in December 1963 to honor the assassination of