Rank	Countries/Territories	Count	Percent
1	United States	413	43.7%
2	China	198	20.9%
3	Germany	88	9.3%
4	Netherlands	55	5.8%
5	Taiwan	23	2.4%
6	India	22	2.3%
7		21	2.2%
8	Ukraine	9	1%
9	Hong Kong	8	0.8%
10	Iran, Islamic Republic of	8	0.8%
11	Japan	7	0.7%
12	Nigeria	7	0.7%
13	United Kingdom	7	0.7%
14	Senegal	6	0.6%
15	Korea, Republic of	6	0.6%
16	Ireland	6	0.6%
17	Australia	6	0.6%
18	Canada	6	0.6%
19	Israel	5	0.5%
20	Singapore	5	0.5%
21	Spain	4	0.4%
22	Iraq	4	0.4%
23	Indonesia	4	0.4%
24	Italy	3	0.3%
25	Thailand	3	0.3%
26	Mongolia	3	0.3%
27	Panama	3	0.3%
28	Russia	2	0.2%
29	Turkey	2	0.2%
30	South Africa	2	0.2%
31	Greece	2	0.2%
32	Brazil	2	0.2%
33	Argentina	2	0.2%
34	Belgium	1	0.1%
35	Denmark	1	0.1%
36	Ecuador	1	0.1%
37	Romania	1	0.1%