Rank	Countries/Territories	Count	Percent
1	United States	389	37.8%
2	China	273	26.5%
3	Germany	99	9.6%
4	United Kingdom	30	2.9%
5	Japan	26	2.5%
6	France	25	2.4%
7	Russia	19	1.8%
8	Switzerland	16	1.6%
9	Taiwan	16	1.6%
10	Netherlands	14	1.4%
11	Hong Kong	14	1.4%
12	Australia	10	1%
13	Brazil	8	0.8%
14	India	8	0.8%
15	Canada	7	0.7%
16	Italy	6	0.6%
17	Singapore	6	0.6%
18	Spain	5	0.5%
19	Romania	4	0.4%
20	Ukraine	4	0.4%
21	Cyprus	4	0.4%
22	Algeria	4	0.4%
23	Argentina	4	0.4%
24	Denmark	3	0.3%
25	Thailand	3	0.3%
26	Ireland	3	0.3%
27	Korea, Republic of	3	0.3%
28	Malaysia	3	0.3%
29	Mexico	3	0.3%
30	Viet Nam	3	0.3%
31	Israel	2	0.2%
32	Poland	2	0.2%
33	Norway	2	0.2%
34	Oman	2	0.2%
35	Ecuador	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	Indonesia	1	0.1%
38	Chile	1	0.1%
39	Philippines	1	0.1%
40	Turkey	1	0.1%
41	New Zealand	1	0.1%