Rank	Countries/Territories	Count	Percent
1	United States	475	44.4%
2	China	138	12.9%
3	Germany	107	10%
4	Korea, Republic of	48	4.5%
5	India	44	4.1%
6	Japan	25	2.3%
7	Netherlands	25	2.3%
8	United Kingdom	20	1.9%
9	Sweden	20	1.9%
10	France	17	1.6%
11	Canada	16	1.5%
12	Ireland	11	1%
13	Singapore	11	1%
14	Switzerland	10	0.9%
15	Russia	9	0.8%
16	Italy	9	0.8%
17	Cyprus	9	0.8%
18	Australia	8	0.7%
19	Iran, Islamic Republic of	8	0.7%
20	Mexico	5	0.5%
21	Israel	5	0.5%
22	Argentina	5	0.5%
23	Turkey	5	0.5%
24	Spain	5	0.5%
25	Hong Kong	4	0.4%
26	Latvia	4	0.4%
27	Poland	4	0.4%
28	New Zealand	3	0.3%
29	Ukraine	3	0.3%
30	Nigeria	2	0.2%
31	South Africa	2	0.2%
32	Malaysia	2	0.2%
33	Indonesia	2	0.2%
34	Chile	2	0.2%
35	Belgium	1	0.1%
36	Denmark	1	0.1%
37	Georgia	1	0.1%
38	Ghana	1	0.1%
39	Luxembourg	1	0.1%
40	Jordan	1	0.1%
41	Norway	1	0.1%
42	Thailand	1	0.1%