Rank	Countries/Territories	Count	Percent
1	United States	332	30.8%
2	China	219	20.3%
3	Germany	103	9.5%
4	Netherlands	39	3.6%
5	Japan	35	3.2%
6	Lithuania	30	2.8%
7	Bulgaria	26	2.4%
8	United Kingdom	25	2.3%
9	France	24	2.2%
10	Canada	22	2%
11	Korea, Republic of	17	1.6%
12	Philippines	17	1.6%
13	Taiwan	16	1.5%
14	Morocco	14	1.3%
15	Belgium	13	1.2%
16	Switzerland	13	1.2%
17	Ukraine	12	1.1%
18	India	12	1.1%
19	Russia	10	0.9%
20	Turkey	8	0.7%
21	Ireland	7	0.6%
22	Colombia	6	0.6%
23	Australia	5	0.5%
24	Hong Kong	5	0.5%
25	Thailand	5	0.5%
26	Poland	4	0.4%
27	Hungary	4	0.4%
28	Iceland	4	0.4%
29	Egypt	4	0.4%
30	Italy	3	0.3%
31	Latvia	3	0.3%
32	Indonesia	3	0.3%
33	Cyprus	3	0.3%
34	Czech Republic	3	0.3%
35	Norway	3	0.3%
36	Portugal	2	0.2%
37	Romania	2	0.2%
38	Slovenia	2	0.2%
39	Spain	2	0.2%
40	Viet Nam	2	0.2%
41	Georgia	2	0.2%
42	Cote D'ivoire	2	0.2%
43	Chile	2	0.2%
44	Belarus	2	0.2%
45	Brazil	2	0.2%
46	Iran, Islamic Republic of	2	0.2%
47	Iraq	1	0.1%
48	Mauritius	1	0.1%
49	Cambodia	1	0.1%
50	Argentina	1	0.1%
51	Austria	1	0.1%
52	Sweden	1	0.1%
53	South Africa	1	0.1%
54	Singapore	1	0.1%