Rank	Countries/Territories	Count	Percent
1	United States	621	38.1%
2	China	466	28.6%
3	Germany	142	8.7%
4	Russia	57	3.5%
5	Iran, Islamic Republic of	50	3.1%
6	India	38	2.3%
7	Canada	30	1.8%
8	Japan	28	1.7%
9	Korea, Republic of	26	1.6%
10	Netherlands	21	1.3%
11	United Kingdom	15	0.9%
12		13	0.8%
13	Cyprus	12	0.7%
14	Hong Kong	12	0.7%
15	Taiwan	9	0.6%
16	Thailand	8	0.5%
17	Australia	8	0.5%
18	France	7	0.4%
19	Singapore	7	0.4%
20	Colombia	6	0.4%
21	Belgium	5	0.3%
22	Greece	5	0.3%
23	Senegal	5	0.3%
24	Spain	4	0.2%
25	Guatemala	4	0.2%
26	Brazil	4	0.2%
27	Algeria	3	0.2%
28	Argentina	2	0.1%
29	Costa Rica	2	0.1%
30	Chile	2	0.1%
31	Italy	2	0.1%
32	Portugal	2	0.1%
33	Philippines	2	0.1%
34	Mexico	2	0.1%
35	Morocco	1	0.1%
36	Poland	1	0.1%
37	Ireland	1	0.1%
38	Sweden	1	0.1%
39	Switzerland	1	0.1%
40	Croatia	1	0.1%
41	Turkey	1	0.1%
42	Ukraine	1	0.1%
43	Viet Nam	1	0.1%