Rank	Countries/Territories	Count	Percent
1	United States	421	39.6%
2	China	353	33.2%
3	Germany	53	5%
4	Japan	31	2.9%
5	Netherlands	16	1.5%
6	France	15	1.4%
7	Singapore	14	1.3%
8	Canada	13	1.2%
9	Cyprus	10	0.9%
10	Mauritius	9	0.8%
11	Argentina	8	0.8%
12	United Kingdom	8	0.8%
13	Hong Kong	7	0.7%
14	India	7	0.7%
15	Romania	7	0.7%
16	Poland	6	0.6%
17	Ireland	6	0.6%
18	Brazil	6	0.6%
19	Bulgaria	5	0.5%
20	Russia	5	0.5%
21	Turkey	5	0.5%
22	Ukraine	5	0.5%
23	Taiwan	4	0.4%
24	Nepal	4	0.4%
25	Australia	4	0.4%
26	Belgium	4	0.4%
27	Egypt	3	0.3%
28	Iran, Islamic Republic of	3	0.3%
29	Nigeria	3	0.3%
30	Peru	3	0.3%
31	Philippines	2	0.2%
32	Sweden	2	0.2%
33	Norway	2	0.2%
34	Malaysia	2	0.2%
35	Mongolia	2	0.2%
36	Kenya	2	0.2%
37	Israel	2	0.2%
38	Jamaica	2	0.2%
39	Bangladesh	2	0.2%
40	Viet Nam	2	0.2%
41	Thailand	1	0.1%
42	Georgia	1	0.1%
43	Ghana	1	0.1%
44	Lebanon	1	0.1%
45	South Africa	1	0.1%
46	Spain	1	0.1%