Rank	Countries/Territories	Count	Percent
1	China	577	38.1%
2	United States	535	35.3%
3	Germany	136	9%
4	Japan	36	2.4%
5	France	26	1.7%
6	India	24	1.6%
7		24	1.6%
8	Canada	16	1.1%
9	United Kingdom	14	0.9%
10	Korea, Republic of	13	0.9%
11	Netherlands	12	0.8%
12	Ireland	9	0.6%
13	Singapore	8	0.5%
14	Australia	7	0.5%
15	Saudi Arabia	6	0.4%
16	Philippines	6	0.4%
17	Pakistan	5	0.3%
18	Cyprus	5	0.3%
19	Turkey	5	0.3%
20	Hong Kong	4	0.3%
21	Taiwan	4	0.3%
22	Thailand	4	0.3%
23	Russia	3	0.2%
24	Latvia	3	0.2%
25	Iran, Islamic Republic of	3	0.2%
26	Ukraine	3	0.2%
27	Switzerland	3	0.2%
28	United Arab Emirates	2	0.1%
29	Italy	2	0.1%
30	Hungary	2	0.1%
31	Denmark	2	0.1%
32	Benin	2	0.1%
33	Colombia	2	0.1%
34	Malaysia	2	0.1%
35	South Africa	2	0.1%
36	Sri Lanka	1	0.1%
37	Mexico	1	0.1%
38	Palestine, State of	1	0.1%
39	Jordan	1	0.1%
40	Chile	1	0.1%
41	Bulgaria	1	0.1%
42	Belgium	1	0.1%
43	Ecuador	1	0.1%