Rank	Countries/Territories	Count	Percent
1	United States	1398	51.1%
2	China	445	16.3%
3	Germany	212	7.7%
4	Canada	98	3.6%
5	Bulgaria	97	3.5%
6	Netherlands	80	2.9%
7	France	56	2%
8	South Africa	47	1.7%
9	India	33	1.2%
10	United Kingdom	31	1.1%
11	Korea, Republic of	19	0.7%
12	Japan	17	0.6%
13	Nigeria	14	0.5%
14	Cyprus	13	0.5%
15	Turkey	12	0.4%
16	Morocco	11	0.4%
17	Mauritius	9	0.3%
18	Romania	9	0.3%
19	Russia	9	0.3%
20	Slovakia	9	0.3%
21	Spain	8	0.3%
22	Thailand	8	0.3%
23	Latvia	8	0.3%
24	Australia	8	0.3%
25	Hong Kong	8	0.3%
26	Bangladesh	7	0.3%
27	Kenya	7	0.3%
28	Philippines	6	0.2%
29	Sweden	6	0.2%
30	Singapore	5	0.2%
31	Uganda	5	0.2%
32	Iran, Islamic Republic of	5	0.2%
33	Ireland	5	0.2%
34	Israel	4	0.1%
35	Ghana	3	0.1%
36	Brazil	3	0.1%
37	Viet Nam	3	0.1%
38	Ukraine	2	0.1%
39	Switzerland	2	0.1%
40	Taiwan	2	0.1%
41	Argentina	2	0.1%
42	Senegal	2	0.1%
43	Poland	1	0%
44	Norway	1	0%
45	New Zealand	1	0%
46	Lithuania	1	0%
47	Mexico	1	0%
48	Myanmar	1	0%
49	Algeria	1	0%
50	Indonesia	1	0%