Rank	Countries/Territories	Count	Percent
1	United States	386	43.4%
2	China	247	27.8%
3	Germany	79	8.9%
4	Japan	37	4.2%
5	Canada	34	3.8%
6	Netherlands	21	2.4%
7	France	20	2.2%
8	Korea, Republic of	7	0.8%
9	Australia	6	0.7%
10	Singapore	6	0.7%
11	Cyprus	5	0.6%
12	India	4	0.4%
13	Colombia	3	0.3%
14	Argentina	3	0.3%
15	South Africa	3	0.3%
16	Sweden	3	0.3%
17	Ukraine	3	0.3%
18	United Kingdom	3	0.3%
19	Spain	2	0.2%
20	Denmark	2	0.2%
21	Egypt	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Ireland	2	0.2%
24	Latvia	2	0.2%
25	Lithuania	2	0.2%
26	Mexico	1	0.1%
27	Italy	1	0.1%
28	Belgium	1	0.1%
29	Slovakia	1	0.1%
30	Hong Kong	1	0.1%