查询结果如下：    

年份	国家/地区	分类	数值(Count)
2004	Brunei	Number of domestic ports	1
2005	Brunei	Number of domestic ports	1
2006	Brunei	Number of domestic ports	1
2007	Brunei	Number of domestic ports	1
2008	Brunei	Number of domestic ports	1
2009	Brunei	Number of domestic ports	1
2010	Brunei	Number of domestic ports	1
2011	Brunei	Number of domestic ports	1
2012	Brunei	Number of domestic ports	1
2013	Brunei	Number of domestic ports	NA
2014	Brunei	Number of domestic ports	NA

 
数据来源:http://www.ajtpweb.org/