交通流量 - 城門隧道

年份 交通量 ( 輛次 )
東行 西行 雙程合計 平均每日
2001 9,840,354 9,794,316 19,634,670 53,794
2002 9,972,093 9,941,663 19,913,756 54,558
2003 9,652,610 9,688,391 19,341,001 52,989
2004 9,724,351 9,792,780 19,517,131 53,325
2005 9,665,724 9,730,936 19,396,660 53,142
2006 9,648,578 9,631,553 19,280,131 52,822
2007 9,876,991 9,867,151 19,744,142 54,094
2008 8,951,956 8,985,640 17,937,596 49,010
2009 8,540,599 8,595,444 17,136,043 46,948
2010 8,603,094 8,701,666 17,304,760 47,410