Rank	Countries/Territories	Count	Percent
1	United States	623	39.4%
2	China	603	38.1%
3	Germany	113	7.1%
4	Canada	30	1.9%
5	Romania	26	1.6%
6	Russia	18	1.1%
7	Turkey	16	1%
8	Poland	15	0.9%
9	Hong Kong	12	0.8%
10	France	11	0.7%
11	United Kingdom	11	0.7%
12	Australia	10	0.6%
13	Cyprus	9	0.6%
14	India	8	0.5%
15	Netherlands	8	0.5%
16	Japan	7	0.4%
17	Korea, Republic of	6	0.4%
18	Malaysia	6	0.4%
19	Singapore	6	0.4%
20	Argentina	5	0.3%
21	Ireland	4	0.3%
22	Greece	4	0.3%
23	Italy	3	0.2%
24	Spain	3	0.2%
25	Jordan	3	0.2%
26	Switzerland	2	0.1%
27	Taiwan	2	0.1%
28	Oman	2	0.1%
29	Bangladesh	2	0.1%
30	United Arab Emirates	2	0.1%
31	Ukraine	1	0.1%
32	Bulgaria	1	0.1%
33	Czech Republic	1	0.1%
34	Denmark	1	0.1%
35	Finland	1	0.1%
36	Iran, Islamic Republic of	1	0.1%
37	Colombia	1	0.1%
38	Palestine, State of	1	0.1%
39	Philippines	1	0.1%
40	Latvia	1	0.1%
41	Mongolia	1	0.1%
42	Norway	1	0.1%