Rank	Countries/Territories	Count	Percent
1	China	415	32.9%
2	United States	200	15.8%
3	Germany	155	12.3%
4	Iran, Islamic Republic of	59	4.7%
5	Netherlands	44	3.5%
6	Turkey	40	3.2%
7	Australia	37	2.9%
8	Taiwan	36	2.9%
9	United Kingdom	33	2.6%
10	France	31	2.5%
11	Japan	26	2.1%
12	Bulgaria	23	1.8%
13	South Africa	17	1.3%
14	Nigeria	15	1.2%
15	Moldova, Republic of	9	0.7%
16	Ireland	9	0.7%
17	Korea, Republic of	8	0.6%
18	Singapore	8	0.6%
19	Spain	8	0.6%
20	Thailand	7	0.6%
21	Portugal	7	0.6%
22	Latvia	7	0.6%
23	India	7	0.6%
24	Argentina	6	0.5%
25	Russia	6	0.5%
26	Mexico	5	0.4%
27	Hong Kong	5	0.4%
28	Italy	4	0.3%
29	Canada	4	0.3%
30	Belgium	4	0.3%
31	Brazil	4	0.3%
32	Greece	4	0.3%
33	Algeria	3	0.2%
34	Ukraine	3	0.2%
35	Georgia	2	0.2%
36	Malaysia	2	0.2%
37	Philippines	2	0.2%
38	Mongolia	1	0.1%
39	Senegal	1	0.1%
40	Lithuania	1	0.1%
41	Kazakhstan	1	0.1%
42	Croatia	1	0.1%
43	Czech Republic	1	0.1%
44	Indonesia	1	0.1%
45	Bangladesh	1	0.1%