Rank	Countries/Territories	Count	Percent
1	United States	441	30.6%
2	China	305	21.2%
3	Germany	124	8.6%
4	Netherlands	108	7.5%
5	Japan	46	3.2%
6	Canada	31	2.1%
7	Lithuania	30	2.1%
8	France	29	2%
9	United Kingdom	29	2%
10	Bulgaria	28	1.9%
11	Korea, Republic of	23	1.6%
12	Morocco	21	1.5%
13	Taiwan	21	1.5%
14	Philippines	17	1.2%
15	Belgium	14	1%
16	Switzerland	13	0.9%
17	Ukraine	12	0.8%
18	India	12	0.8%
19	Russia	11	0.8%
20	Turkey	8	0.6%
21	Australia	8	0.6%
22	Hong Kong	7	0.5%
23	Ireland	7	0.5%
24	Poland	7	0.5%
25	Colombia	6	0.4%
26	Italy	5	0.3%
27	Iran, Islamic Republic of	5	0.3%
28	Norway	5	0.3%
29	Thailand	5	0.3%
30	Singapore	4	0.3%
31	Hungary	4	0.3%
32	Iceland	4	0.3%
33	Latvia	4	0.3%
34	Egypt	4	0.3%
35	Brazil	4	0.3%
36	Belarus	3	0.2%
37	Cyprus	3	0.2%
38	Czech Republic	3	0.2%
39	Indonesia	3	0.2%
40	Viet Nam	3	0.2%
41	Slovenia	2	0.1%
42	Portugal	2	0.1%
43	Romania	2	0.1%
44	Nigeria	2	0.1%
45	Spain	2	0.1%
46	Mauritius	2	0.1%
47	Georgia	2	0.1%
48	Cote D'ivoire	2	0.1%
49	Chile	2	0.1%
50	Argentina	2	0.1%
51	Austria	1	0.1%
52	Cambodia	1	0.1%
53	Iraq	1	0.1%
54	Sweden	1	0.1%
55	South Africa	1	0.1%