Rank	Countries/Territories	Count	Percent
1	United States	431	39.5%
2	China	241	22.1%
3	Germany	117	10.7%
4	India	47	4.3%
5	Canada	45	4.1%
6	Japan	33	3%
7	France	30	2.7%
8	Taiwan	20	1.8%
9	Netherlands	14	1.3%
10	Indonesia	13	1.2%
11	Austria	11	1%
12	Cyprus	10	0.9%
13	Korea, Republic of	7	0.6%
14	Mexico	6	0.5%
15	Philippines	5	0.5%
16	Singapore	5	0.5%
17	Iran, Islamic Republic of	5	0.5%
18	Australia	5	0.5%
19	Ireland	4	0.4%
20	Italy	4	0.4%
21	Russia	4	0.4%
22	Romania	2	0.2%
23	Jordan	2	0.2%
24	Greece	2	0.2%
25	Hong Kong	2	0.2%
26	El Salvador	2	0.2%
27	Algeria	2	0.2%
28	Chile	2	0.2%
29	Trinidad and Tobago	2	0.2%
30	Venezuela, Bolivarian Republic of	2	0.2%
31	Ukraine	2	0.2%
32	United Kingdom	1	0.1%
33	Viet Nam	1	0.1%
34	Turkey	1	0.1%
35	Thailand	1	0.1%
36	Colombia	1	0.1%
37	Argentina	1	0.1%
38	Egypt	1	0.1%
39	Israel	1	0.1%
40	Nicaragua	1	0.1%
41	Nigeria	1	0.1%
42	Panama	1	0.1%
43	Morocco	1	0.1%
44	Spain	1	0.1%
45	Sweden	1	0.1%