Rank	Countries/Territories	Count	Percent
1	United States	462	36.2%
2	China	337	26.4%
3	Germany	139	10.9%
4	Egypt	40	3.1%
5	France	36	2.8%
6	India	31	2.4%
7	Netherlands	26	2%
8	Korea, Republic of	22	1.7%
9	Japan	19	1.5%
10	Ireland	15	1.2%
11	Iran, Islamic Republic of	15	1.2%
12	Viet Nam	12	0.9%
13	Singapore	11	0.9%
14	Spain	9	0.7%
15	Turkey	9	0.7%
16	Macao	8	0.6%
17	Malaysia	8	0.6%
18	Czech Republic	8	0.6%
19	Brazil	7	0.5%
20	Canada	5	0.4%
21	Cyprus	5	0.4%
22	Australia	4	0.3%
23	Ethiopia	4	0.3%
24	Portugal	4	0.3%
25	Russia	3	0.2%
26	Mexico	3	0.2%
27	Israel	3	0.2%
28	Italy	3	0.2%
29	New Zealand	3	0.2%
30	Iraq	3	0.2%
31	Hong Kong	3	0.2%
32	Denmark	3	0.2%
33	United Kingdom	3	0.2%
34	Ukraine	2	0.2%
35	Pakistan	2	0.2%
36	Saudi Arabia	2	0.2%
37	Taiwan	1	0.1%
38	Thailand	1	0.1%
39	Philippines	1	0.1%
40	Latvia	1	0.1%
41	Dominican Republic	1	0.1%
42	Argentina	1	0.1%
43	Estonia	1	0.1%