Rank	Countries/Territories	Count	Percent
1	United States	632	53.4%
2	China	210	17.7%
3	Germany	102	8.6%
4	Brazil	28	2.4%
5	Canada	27	2.3%
6	India	22	1.9%
7	Russia	21	1.8%
8	Turkey	15	1.3%
9	Latvia	14	1.2%
10	Netherlands	12	1%
11	Korea, Republic of	10	0.8%
12	Hong Kong	9	0.8%
13	Denmark	7	0.6%
14	United Kingdom	7	0.6%
15	Japan	7	0.6%
16	Singapore	6	0.5%
17	Argentina	6	0.5%
18	Mexico	6	0.5%
19	Ireland	5	0.4%
20	Italy	4	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	France	3	0.3%
23	Australia	3	0.3%
24	Spain	3	0.3%
25	Norway	3	0.3%
26	Pakistan	2	0.2%
27	Philippines	2	0.2%
28	Czech Republic	2	0.2%
29	Lithuania	2	0.2%
30	Malaysia	2	0.2%
31	Belgium	2	0.2%
32	Croatia	1	0.1%
33	Bangladesh	1	0.1%
34	Bulgaria	1	0.1%
35	Sweden	1	0.1%
36	Luxembourg	1	0.1%
37	Poland	1	0.1%
38	Romania	1	0.1%