| 年份 | 交通量 (輛次) | |||
| 南行 | 北行 | 雙程合計 | 平均每日 | |
| 2007 | 9,962,944 | 10,630,803 | 20,593,747 | 56,421 |
| 2008 | 9,595,787 | 10,277,795 | 19,873,582 | 54,299 |
| 2009 | 8,952,603 | 9,516,850 | 18,469,453 | 50,601 |
| 2010 | 9,300,431 | 9,917,140 | 19,217,571 | 52,651 |
| 2011 | 9,379,263 | 10,015,307 | 19,394,570 | 53,136 |
| 2012 | 9,874,885 | 10,536,007 | 20,410,892 | 55,767 |
| 2013 | 9,815,798 | 10,586,022 | 20,401,820 | 55,895 |
| 2014 | 9,997,368 | 10,823,577 | 20,820,945 | 57,044 |
| 2015 | 10,422,610 | 11,287,739 | 21,710,349 | 59,480 |
| 2016 | 10,411,550 | 11,258,886 | 21,670,436 | 59,209 |