| 年份 | 交通量 (輛次) | |||
| 南行 | 北行 | 雙程合計 | 平均每日 | |
| 2006 | 10,876,862 | 11,391,881 | 22,268,743 | 61,010 |
| 2007 | 11,406,528 | 11,955,393 | 23,361,921 | 64,005 |
| 2008 | 11,355,329 | 11,782,290 | 23,137,619 | 63,218 |
| 2009 | 11,353,958 | 11,636,237 | 22,990,195 | 62,987 |
| 2010 | 12,166,620 | 12,481,669 | 24,648,289 | 67,530 |
| 2011 | 12,537,880 | 12,836,910 | 25,374,790 | 69,520 |
| 2012 | 12,794,574 | 13,088,974 | 25,883,548 | 70,720 |
| 2013 | 12,978,913 | 13,338,883 | 26,317,796 | 72,104 |
| 2014 | 13,103,950 | 13,553,749 | 26,657,699 | 73,035 |
| 2015 | 13,562,844 | 13,983,221 | 27,546,065 | 75,469 |