Rank	Countries/Territories	Count	Percent
1	United States	317	37.4%
2	China	196	23.1%
3	Germany	73	8.6%
4	Canada	30	3.5%
5	Netherlands	30	3.5%
6	South Africa	24	2.8%
7	Bulgaria	20	2.4%
8	France	19	2.2%
9	Russia	16	1.9%
10	Singapore	12	1.4%
11	Spain	12	1.4%
12	Turkey	11	1.3%
13	India	9	1.1%
14	Philippines	8	0.9%
15	Japan	7	0.8%
16	Korea, Republic of	7	0.8%
17	Ukraine	6	0.7%
18	Romania	5	0.6%
19	Latvia	4	0.5%
20	Hong Kong	4	0.5%
21	Australia	4	0.5%
22	Bangladesh	4	0.5%
23	Belgium	3	0.4%
24	Slovakia	3	0.4%
25	Nigeria	3	0.4%
26	Mauritius	3	0.4%
27	United Kingdom	3	0.4%
28	Morocco	2	0.2%
29	Nepal	2	0.2%
30	Norway	2	0.2%
31	New Zealand	1	0.1%
32	Mongolia	1	0.1%
33	Sweden	1	0.1%
34	Taiwan	1	0.1%
35	Argentina	1	0.1%
36	Cyprus	1	0.1%
37	Isle of Man	1	0.1%
38	Lithuania	1	0.1%
39	Viet Nam	1	0.1%