The reason for the many traffic jams in the DR can be found in the growing number of vehicles. According to a report published in Hoy newspaper, based on Tax Department statistics, there are 2,388,543 vehicles circulating, this is up from 2,122,739 in 2004. The list includes 1,317,415 motorcycles, 553,222 private cars, 279,785 cargo vehicles, 126,225 SUVs (known here as jeeps), 50,947 private buses, 14,191 dump trucks, 10,117 tow vehicles, 7,943 inter-urban taxis, 5,849 urban taxis, 3,910 inter-urban buses, 1,380 public urban buses, 1,090 tourist taxis, 970 tourist buses, 715 ambulances, 94 funeral cars, 219 forklifts and 14,471 heavy machinery vehicles.