乌海市:海勃湾区公路线路里程数据如下：
| 序号 | 时间(年) | 数据(单位：公里) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | |
| 8 | 2016 | |
| 9 | 2015 | |
| 10 | 2014 | |
| 11 | 2013 | 502.00 |
| 12 | 2012 | 492.00 |
| 13 | 2011 | 346.80 |
| 14 | 2010 | 375.00 |
| 15 | 2009 | 374.74 |
| 16 | 2008 | 222.80 |
| 17 | 2007 | 468.00 |
| 18 | 2006 | 465.00 |
| 19 | 2005 | 453.00 |
| 20 | 2004 | 316.00 |
| 21 | 2003 | 315.00 |
| 22 | 2002 | 196.00 |
| 23 | 2001 | 196.00 |
| 24 | 2000 | 148.00 |
| 25 | 1999 | 134.00 |
