Rank	Countries/Territories	Count	Percent
1	United States	410	39%
2	China	159	15.1%
3	Netherlands	88	8.4%
4	Germany	66	6.3%
5	Canada	43	4.1%
6	India	27	2.6%
7	South Africa	23	2.2%
8	Bulgaria	21	2%
9	United Kingdom	20	1.9%
10	Turkey	17	1.6%
11	Iraq	17	1.6%
12	Japan	17	1.6%
13	Australia	15	1.4%
14	France	14	1.3%
15	Iran, Islamic Republic of	14	1.3%
16	Ireland	13	1.2%
17	Egypt	8	0.8%
18	Indonesia	5	0.5%
19	Malaysia	5	0.5%
20	Poland	5	0.5%
21	Taiwan	5	0.5%
22	Singapore	4	0.4%
23	Switzerland	4	0.4%
24	Russia	4	0.4%
25	Cyprus	4	0.4%
26	Belgium	3	0.3%
27	Denmark	3	0.3%
28	New Zealand	3	0.3%
29	Spain	3	0.3%
30	Sweden	3	0.3%
31	Thailand	2	0.2%
32	Mexico	2	0.2%
33	Pakistan	2	0.2%
34	Philippines	2	0.2%
35	Italy	2	0.2%
36	Brazil	2	0.2%
37	Austria	1	0.1%
38	Czech Republic	1	0.1%
39	Albania	1	0.1%
40	Georgia	1	0.1%
41	Ghana	1	0.1%
42	Hong Kong	1	0.1%
43	Hungary	1	0.1%
44	Kenya	1	0.1%
45	Korea, Republic of	1	0.1%
46	Portugal	1	0.1%
47	Romania	1	0.1%
48	Moldova, Republic of	1	0.1%
49	Norway	1	0.1%
50	Serbia	1	0.1%
51	Ukraine	1	0.1%
52	Viet Nam	1	0.1%
53	Zimbabwe	1	0.1%