| 年份 | 交通量 (輛次) | |||
| 南行 | 北行 | 雙程合計 | 平均每日 | |
| 2007 | 11,700,954 | 10,716,956 | 22,417,910 | 61,419 |
| 2008 | 11,717,607 | 10,744,466 | 22,462,073 | 61,372 |
| 2009 | 11,720,371 | 10,776,195 | 22,496,566 | 61,634 |
| 2010 | 12,055,474 | 10,901,050 | 22,956,524 | 62,895 |
| 2011 | 12,370,383 | 11,103,885 | 23,474,268 | 64,313 |
| 2012 | 12,602,362 | 11,176,230 | 23,778,592 | 64,969 |
| 2013 | 12,602,438 | 11,058,352 | 23,660,790 | 64,824 |
| 2014 | 12,603,918 | 10,828,877 | 23,432,795 | 64,199 |
| 2015 | 12,660,983 | 10,931,691 | 23,592,674 | 64,637 |
| 2016 | 12,508,802 | 10,785,564 | 23,294,366 | 63,646 |