Rank	Countries/Territories	Count	Percent
1	United States	552	38.5%
2	China	425	29.6%
3	Germany	141	9.8%
4	India	72	5%
5	Argentina	43	3%
6	Ukraine	32	2.2%
7	Japan	24	1.7%
8	Netherlands	23	1.6%
9	Korea, Republic of	16	1.1%
10	France	14	1%
11	Canada	11	0.8%
12	Singapore	11	0.8%
13	Hong Kong	9	0.6%
14	United Kingdom	7	0.5%
15	Australia	6	0.4%
16	Brazil	5	0.3%
17	Cyprus	5	0.3%
18	Denmark	4	0.3%
19	Thailand	4	0.3%
20	Spain	4	0.3%
21	Mexico	4	0.3%
22	Bulgaria	3	0.2%
23	Bangladesh	3	0.2%
24	Latvia	3	0.2%
25	Ireland	2	0.1%
26	Russia	2	0.1%
27	Philippines	2	0.1%
28	Viet Nam	2	0.1%
29	Portugal	1	0.1%
30	Sweden	1	0.1%
31	Taiwan	1	0.1%
32	Italy	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Iraq	1	0.1%