I'm still missing most of those also ...
2. 
[url=http://api.viglink.com/api/click?format=go&jsonp=vglnk_144135336603311&key=64faf3df2afdc25161776bb805edbea2&libId=ie5ckkz501000rwc000DL2y8vlvtb&loc=http%3A%2F%2Fflagcounter.boardhost.com%2Fviewtopic.php%3Fid%3D21011&v=1&out=http%3A%2F%2Fs11.flagcounter.com%2Ffactbook%2Fmp%2FrI6f&ref=http%3A%2F%2Fflagcounter.boardhost.com%2Findex.php&title=(1)%20Flag%20Counter%20Forum%20%C2%BB%20only%205%20countries%20missing.please%20help&txt=%3Cspan%20class%3D'%5C%22bbu%5C%22'%20abp%3D%22120%22%3ENorthern%20Mariana%20Islands%3C%2Fspan%3E]Northern Mariana Islands[/url]
3. 
Saint Barthelemy
4. 
Tuvalu
5. 
Vatican City 

2.            Northern Marianna Islands
3.            Saint Barthelemy   
4.            Tuvalu   
5.              Vatican City
8.              Heard Island and McDonald Islands
10.            French Southern and Antarctic Lands
11.            Antarctic

And all I have to offer is a most common US flag.