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| Year | All Motor Vehicles | Cars and Taxis | Road Network Total Length |
|---|---|---|---|
| 2000 | 317,100,000 | 268,000,000 | 316.5 miles (509.4 km) |
| 2001 | 318,600,000 | 268,700,000 | 317.2 miles (510.5 km) |
| 2002 | 328,000,000 | 276,200,000 | 318.0 miles (511.7 km) |
| 2003 | 330,600,000 | 275,200,000 | 318.7 miles (512.9 km) |
| 2004 | 325,900,000 | 270,500,000 | 318.7 miles (512.9 km) |
| 2005 | 324,200,000 | 267,600,000 | 319.8 miles (514.6 km) |
| 2006 | 329,100,000 | 272,100,000 | 324.5 miles (522.2 km) |
| 2007 | 336,000,000 | 275,700,000 | 326.2 miles (524.9 km) |
| 2008 | 330,700,000 | 271,600,000 | 326.2 miles (525.0 km) |
| 2009 | 330,200,000 | 272,300,000 | 326.2 miles (524.9 km) |
| 2010 | 320,800,000 | 263,000,000 | 327.8 miles (527.6 km) |
| 2011 | 319,500,000 | 263,300,000 | 328.2 miles (528.2 km) |
| 2012 | 317,500,000 | 260,800,000 | 329.0 miles (529.5 km) |
| 2013 | 314,400,000 | 259,600,000 | 331.9 miles (534.1 km) |
| 2014 | 324,900,000 | 267,000,000 | 334.5 miles (538.2 km) |
| 2015 | 327,000,000 | 268,300,000 | 335.1 miles (539.3 km) |
| 2016 | 335,500,000 | 273,600,000 | 337.5 miles (543.2 km) |
| 2017 | 348,300,000 | 281,200,000 | 338.7 miles (545.1 km) |
| 2018 | 351,500,000 | 286,600,000 | 339.5 miles (546.4 km) |
| 2019 | 352,100,000 | 284,800,000 | 342.3 miles (550.9 km) |
| 2020 | 284,000,000 | 221,500,000 | 343.9 miles (553.5 km) |
| 2021 | 319,400,000 | 249,600,000 | 344.6 miles (554.5 km) |
| 2022 | 344,000,000 | 271,300,000 | 345.4 miles (555.8 km) |
| 2023 | 348,900,000 | 276,600,000 | 346.5 miles (557.7 km) |