Rank	Countries/Territories	Count	Percent
1	United States	717	47.3%
2	China	413	27.2%
3	Germany	98	6.5%
4	Netherlands	43	2.8%
5	Bulgaria	40	2.6%
6	France	29	1.9%
7	Japan	24	1.6%
8	Singapore	18	1.2%
9	Hong Kong	14	0.9%
10	Canada	13	0.9%
11	Korea, Republic of	11	0.7%
12	United Kingdom	11	0.7%
13	Taiwan	10	0.7%
14	Cyprus	7	0.5%
15	Russia	6	0.4%
16	Thailand	5	0.3%
17	Mauritius	5	0.3%
18	Nigeria	4	0.3%
19	Philippines	4	0.3%
20	South Africa	4	0.3%
21	Australia	4	0.3%
22	Latvia	4	0.3%
23	Hungary	3	0.2%
24	Spain	3	0.2%
25	Argentina	3	0.2%
26	Portugal	3	0.2%
27	Norway	2	0.1%
28	Turkey	2	0.1%
29	Ukraine	2	0.1%
30	India	2	0.1%
31	Iran, Islamic Republic of	2	0.1%
32	Ireland	2	0.1%
33	Belgium	2	0.1%
34	Brazil	1	0.1%
35	Bangladesh	1	0.1%
36	Ethiopia	1	0.1%
37	Malaysia	1	0.1%
38	Togo	1	0.1%
39	Mongolia	1	0.1%
40	Georgia	1	0.1%