Rank	Countries/Territories	Count	Percent
1	United States	574	43.4%
2	China	361	27.3%
3	Germany	86	6.5%
4	Japan	38	2.9%
5	Netherlands	33	2.5%
6	United Kingdom	31	2.3%
7	Ireland	30	2.3%
8	France	29	2.2%
9	India	14	1.1%
10	Belgium	13	1%
11	Australia	11	0.8%
12	Canada	10	0.8%
13	Italy	9	0.7%
14	Korea, Republic of	8	0.6%
15	Iran, Islamic Republic of	8	0.6%
16	Cyprus	6	0.5%
17	Singapore	6	0.5%
18	Hong Kong	5	0.4%
19	Iraq	4	0.3%
20	Sweden	4	0.3%
21	Portugal	4	0.3%
22	Viet Nam	4	0.3%
23	Taiwan	4	0.3%
24	Russia	3	0.2%
25	Switzerland	3	0.2%
26	Egypt	3	0.2%
27	Greece	2	0.2%
28	Argentina	2	0.2%
29	Spain	2	0.2%
30	Norway	2	0.2%
31	Malaysia	2	0.2%
32	Turkey	2	0.2%
33	Ukraine	2	0.2%
34	Latvia	1	0.1%
35	Macao	1	0.1%
36	Jordan	1	0.1%
37	Poland	1	0.1%
38	Saint Lucia	1	0.1%
39	Czech Republic	1	0.1%
40	Colombia	1	0.1%
41	Estonia	1	0.1%
42	Hungary	1	0.1%