Rank	Countries/Territories	Count	Percent
1	United States	572	39.2%
2	China	474	32.5%
3	Germany	137	9.4%
4	India	48	3.3%
5	Canada	31	2.1%
6	France	19	1.3%
7	Taiwan	16	1.1%
8	United Kingdom	15	1%
9	Netherlands	15	1%
10	Japan	15	1%
11	Thailand	13	0.9%
12	Egypt	11	0.8%
13	Brazil	11	0.8%
14	Cyprus	10	0.7%
15	Iran, Islamic Republic of	9	0.6%
16	Korea, Republic of	5	0.3%
17	Argentina	4	0.3%
18	Australia	4	0.3%
19	Singapore	4	0.3%
20	Mongolia	4	0.3%
21	Russia	4	0.3%
22	Viet Nam	4	0.3%
23	Norway	3	0.2%
24	Spain	3	0.2%
25	Bangladesh	3	0.2%
26	Ireland	3	0.2%
27	Hong Kong	3	0.2%
28	Lithuania	2	0.1%
29	Nigeria	2	0.1%
30	Turkey	2	0.1%
31	Ukraine	2	0.1%
32	Saudi Arabia	2	0.1%
33	Senegal	2	0.1%
34	Palestine, State of	1	0.1%
35	Peru	1	0.1%
36	Morocco	1	0.1%
37	New Zealand	1	0.1%
38	Macao	1	0.1%
39	Malaysia	1	0.1%
40	Mexico	1	0.1%