Rank	Countries/Territories	Count	Percent
1	United States	627	43.9%
2	China	265	18.6%
3	Germany	178	12.5%
4	India	43	3%
5	Canada	37	2.6%
6	France	36	2.5%
7	Latvia	29	2%
8	Netherlands	28	2%
9	Italy	22	1.5%
10	Japan	19	1.3%
11	Russia	19	1.3%
12		14	1%
13	Korea, Republic of	11	0.8%
14	Ireland	9	0.6%
15	Singapore	8	0.6%
16	Morocco	7	0.5%
17	Mexico	6	0.4%
18	Cyprus	6	0.4%
19	Brazil	5	0.4%
20	Australia	5	0.4%
21	Egypt	4	0.3%
22	Hong Kong	4	0.3%
23	Philippines	4	0.3%
24	Thailand	4	0.3%
25	Spain	4	0.3%
26	Sweden	4	0.3%
27	United Kingdom	3	0.2%
28	Ukraine	2	0.1%
29	Viet Nam	2	0.1%
30	Slovenia	2	0.1%
31	Taiwan	2	0.1%
32	Portugal	2	0.1%
33	Romania	2	0.1%
34	Lithuania	2	0.1%
35	Malaysia	2	0.1%
36	Argentina	2	0.1%
37	Austria	1	0.1%
38	Bangladesh	1	0.1%
39	Hungary	1	0.1%
40	Iran, Islamic Republic of	1	0.1%
41	Iraq	1	0.1%
42	Mongolia	1	0.1%
43	Poland	1	0.1%
44	Turkey	1	0.1%
45	Switzerland	1	0.1%