Rank	Countries/Territories	Count	Percent
1	United States	909	49.8%
2	China	275	15.1%
3	Germany	130	7.1%
4	Bulgaria	64	3.5%
5	France	63	3.5%
6	South Africa	53	2.9%
7	Korea, Republic of	39	2.1%
8	Mexico	34	1.9%
9	Netherlands	31	1.7%
10	Japan	30	1.6%
11	Canada	19	1%
12	United Kingdom	17	0.9%
13	Portugal	15	0.8%
14	India	13	0.7%
15	Switzerland	10	0.5%
16	Thailand	9	0.5%
17	Russia	8	0.4%
18	Nigeria	8	0.4%
19	Cyprus	8	0.4%
20	Poland	7	0.4%
21	Latvia	7	0.4%
22	Philippines	6	0.3%
23	Singapore	6	0.3%
24	Romania	5	0.3%
25	Malaysia	5	0.3%
26	Mauritius	4	0.2%
27	Lithuania	4	0.2%
28	Brazil	4	0.2%
29	Australia	4	0.2%
30	Argentina	3	0.2%
31	Hong Kong	3	0.2%
32	Ireland	3	0.2%
33	Spain	3	0.2%
34	Turkey	2	0.1%
35	Ukraine	2	0.1%
36	Indonesia	2	0.1%
37	Iraq	2	0.1%
38	Mongolia	2	0.1%
39	Hungary	2	0.1%
40	Finland	2	0.1%
41	Belgium	2	0.1%
42	Bangladesh	1	0.1%
43	Cote D'ivoire	1	0.1%
44	Denmark	1	0.1%
45	Dominican Republic	1	0.1%
46	Ecuador	1	0.1%
47	Israel	1	0.1%
48	Jamaica	1	0.1%
49	Kenya	1	0.1%
50	United Arab Emirates	1	0.1%
51	Viet Nam	1	0.1%