Rank	Countries/Territories	Count	Percent
1	United States	638	44.7%
2	China	309	21.7%
3	Russia	121	8.5%
4	Germany	58	4.1%
5	Netherlands	54	3.8%
6	India	38	2.7%
7	Argentina	36	2.5%
8	Iran, Islamic Republic of	19	1.3%
9	Japan	18	1.3%
10	Brazil	15	1.1%
11	Taiwan	14	1%
12	Korea, Republic of	13	0.9%
13	Slovakia	12	0.8%
14	Hong Kong	8	0.6%
15	Israel	7	0.5%
16	Ethiopia	5	0.4%
17	Canada	5	0.4%
18	Sweden	5	0.4%
19	Turkey	5	0.4%
20	Ukraine	4	0.3%
21	Sri Lanka	4	0.3%
22	Australia	4	0.3%
23	Ecuador	3	0.2%
24	Philippines	3	0.2%
25	Poland	2	0.1%
26	Spain	2	0.1%
27	Mexico	2	0.1%
28	Cyprus	2	0.1%
29	Denmark	2	0.1%
30	Indonesia	2	0.1%
31	Viet Nam	2	0.1%
32	Thailand	2	0.1%
33	Switzerland	1	0.1%
34	France	1	0.1%
35	Egypt	1	0.1%
36	Belgium	1	0.1%
37	Mongolia	1	0.1%
38	Norway	1	0.1%
39	Peru	1	0.1%
40	Lebanon	1	0.1%
41	Luxembourg	1	0.1%
42	Albania	1	0.1%
43	South Africa	1	0.1%
44	Seychelles	1	0.1%
45	Singapore	1	0.1%