Rank	Countries/Territories	Count	Percent
1	China	199	31.2%
2	United States	189	29.7%
3	Bulgaria	33	5.2%
4	Netherlands	33	5.2%
5	South Africa	31	4.9%
6	Australia	19	3%
7	United Kingdom	16	2.5%
8	Germany	15	2.4%
9	Japan	10	1.6%
10	Nigeria	10	1.6%
11	Thailand	8	1.3%
12	France	6	0.9%
13	India	5	0.8%
14	Taiwan	5	0.8%
15	Korea, Republic of	4	0.6%
16	Brazil	4	0.6%
17	Canada	4	0.6%
18	Spain	4	0.6%
19	Switzerland	4	0.6%
20	Malaysia	4	0.6%
21	Singapore	3	0.5%
22	Belgium	3	0.5%
23	Argentina	2	0.3%
24	Bangladesh	2	0.3%
25	Cote D'ivoire	2	0.3%
26	Ghana	2	0.3%
27	Hong Kong	2	0.3%
28	Latvia	2	0.3%
29	Indonesia	2	0.3%
30	Italy	2	0.3%
31	Romania	2	0.3%
32	Senegal	1	0.2%
33	Turkey	1	0.2%
34	Mauritius	1	0.2%
35	Mongolia	1	0.2%
36	Morocco	1	0.2%
37	Norway	1	0.2%
38	Poland	1	0.2%
39	Ireland	1	0.2%
40	Czech Republic	1	0.2%
41	Viet Nam	1	0.2%