Site	PR
1	Zhidao.baidu.com/	8
2	Answers.yahoo.com/	8
3	Quora.com/	7
4	Iask.sina.com.cn/	7
5	Linkedin.com/answers	7
6	Wiki.answers.com/	7
7	Qna.rediff.com/	6
8	Stackexchange.com/	6
9	Experts-exchange.com/	6
10	Fluther.com/	6
11	Mathoverflow.net/	6
12	Chacha.com/	6
13	Aolanswers.com/	6
14	Allexperts.com/	6
15	Mahalo.com/	6
16	Healthtap.com/	5
17	Otvet.mail.ru/	5
18	Askmehelpdesk.com/	5
19	Ask.metafilter.com/	5
20	En.bab.la/forum/	5
21	Answerbag.com/	5
22	Askdeb.com/	5
23	Askmehelpdesk.com/	5
24	Answerbag.com/	5
25	Webanswers.com/	4

No.	Site	PR
26	Girlsaskguys.com/	4
27	Goeievraag.nl/	4
28	Askpedia.com/	4
29	Blurtit.com/	4
30	Theanswerbank.co.uk/	4
31	Funadvice.com/	4
32	Blurtit.com/	4
33	Whyzz.com/	3
34	Flipter.com/	3
35	Able2know.org/unanswered/	3
36	Anybodyoutthere.com/	3
37	Helpfulbox.com/ind	2
38	Mshd.net/	1
39	Dearwabby.com/	1
40	Junglr.com/splash/	1
41	Sn50.com/	0
42	W5hanswers.com/	0
43	Answerflip.com/	0
44	Socialanswers.com/	n/a
45	Hesitation.co.uk/	n/a
46	Askville.amazon.com/index.do	n/a
47	Answerly.com/	n/a
48	Askville.amazon.com/index.do	n/a

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