Rank	Countries/Territories	Count	Percent
1	United States	475	45.5%
2	China	226	21.7%
3	Germany	99	9.5%
4	Netherlands	33	3.2%
5	India	26	2.5%
6	United Kingdom	22	2.1%
7	Canada	18	1.7%
8	Australia	14	1.3%
9	Ireland	13	1.2%
10	Switzerland	12	1.2%
11	Ukraine	10	1%
12	France	10	1%
13	Japan	9	0.9%
14	Hong Kong	6	0.6%
15	Cyprus	6	0.6%
16	Egypt	6	0.6%
17	Lithuania	5	0.5%
18	Iran, Islamic Republic of	5	0.5%
19	Singapore	5	0.5%
20	Taiwan	4	0.4%
21	Philippines	4	0.4%
22	Korea, Republic of	3	0.3%
23	Belgium	3	0.3%
24	Italy	3	0.3%
25	Indonesia	3	0.3%
26	Georgia	2	0.2%
27	Ecuador	2	0.2%
28	Latvia	2	0.2%
29	Peru	2	0.2%
30	Sweden	2	0.2%
31	South Africa	2	0.2%
32	Russia	2	0.2%
33	Viet Nam	2	0.2%
34	Spain	1	0.1%
35	Qatar	1	0.1%
36	Malaysia	1	0.1%
37	Mexico	1	0.1%
38	Argentina	1	0.1%
39	Chile	1	0.1%
40	Hungary	1	0.1%