Rank	Countries/Territories	Count	Percent
1	United States	521	46.4%
2	China	297	26.4%
3	Germany	116	10.3%
4	India	44	3.9%
5	France	19	1.7%
6	Korea, Republic of	14	1.2%
7	Netherlands	11	1%
8	Japan	9	0.8%
9	United Kingdom	8	0.7%
10	Italy	7	0.6%
11	Canada	7	0.6%
12	Cyprus	6	0.5%
13	Australia	6	0.5%
14	Singapore	6	0.5%
15	Malaysia	5	0.4%
16	Greece	5	0.4%
17	Latvia	4	0.4%
18	Spain	3	0.3%
19	Turkey	3	0.3%
20	Hong Kong	3	0.3%
21	Ethiopia	3	0.3%
22	Austria	3	0.3%
23	Belgium	3	0.3%
24	Russia	3	0.3%
25	Indonesia	2	0.2%
26	Ireland	2	0.2%
27	Jordan	2	0.2%
28	Lithuania	1	0.1%
29	New Zealand	1	0.1%
30	Norway	1	0.1%
31	Portugal	1	0.1%
32	United Arab Emirates	1	0.1%
33	Switzerland	1	0.1%
34	Mongolia	1	0.1%
35	South Africa	1	0.1%
36	Bulgaria	1	0.1%
37	Czech Republic	1	0.1%
38	Denmark	1	0.1%