Rank	Countries/Territories	Count	Percent
1	United States	725	38.3%
2	China	478	25.2%
3	Germany	101	5.3%
4	Bulgaria	81	4.3%
5	Japan	57	3%
6	France	52	2.7%
7	United Kingdom	44	2.3%
8	Canada	26	1.4%
9	Netherlands	22	1.2%
10	Thailand	19	1%
11	Viet Nam	18	0.9%
12	Indonesia	18	0.9%
13	Ireland	16	0.8%
14	Cyprus	16	0.8%
15	Singapore	15	0.8%
16	Colombia	14	0.7%
17	Korea, Republic of	14	0.7%
18	Australia	13	0.7%
19	Pakistan	13	0.7%
20	India	12	0.6%
21	Brazil	10	0.5%
22	Russia	10	0.5%
23	Peru	9	0.5%
24	Turkey	9	0.5%
25	Malaysia	8	0.4%
26	Egypt	7	0.4%
27	Argentina	6	0.3%
28	Belgium	6	0.3%
29	Hong Kong	6	0.3%
30	Switzerland	6	0.3%
31	Spain	5	0.3%
32	Mongolia	5	0.3%
33	Taiwan	5	0.3%
34	Cambodia	5	0.3%
35	Bosnia and Herzegovina	3	0.2%
36	Bangladesh	3	0.2%
37	Ecuador	3	0.2%
38	Mexico	3	0.2%
39	Norway	3	0.2%
40	Romania	3	0.2%
41	Sweden	3	0.2%
42	Italy	2	0.1%
43	Iran, Islamic Republic of	2	0.1%
44	Guatemala	2	0.1%
45	Finland	2	0.1%
46	Czech Republic	1	0.1%
47	Costa Rica	1	0.1%
48	Austria	1	0.1%
49	Guyana	1	0.1%
50	Guam	1	0.1%
51	Lithuania	1	0.1%
52	Syrian Arab Republic	1	0.1%
53	Sri Lanka	1	0.1%
54	South Africa	1	0.1%
55	Oman	1	0.1%
56	Montenegro	1	0.1%
57	Portugal	1	0.1%
58	Saudi Arabia	1	0.1%
59	Ukraine	1	0.1%
60	United Arab Emirates	1	0.1%