Rank	Countries/Territories	Count	Percent
1	United States	432	45.1%
2	China	206	21.5%
3	Germany	98	10.2%
4	France	36	3.8%
5	Japan	28	2.9%
6	Singapore	22	2.3%
7	Netherlands	16	1.7%
8	Russia	15	1.6%
9	Canada	9	0.9%
10	Algeria	6	0.6%
11	Poland	6	0.6%
12	Australia	5	0.5%
13	Bulgaria	5	0.5%
14	Guatemala	5	0.5%
15	United Kingdom	5	0.5%
16	Argentina	4	0.4%
17	Philippines	4	0.4%
18	Spain	4	0.4%
19	Iran, Islamic Republic of	4	0.4%
20	Korea, Republic of	3	0.3%
21	Mexico	3	0.3%
22	South Africa	3	0.3%
23	Belgium	3	0.3%
24	Brazil	3	0.3%
25	Egypt	3	0.3%
26	Viet Nam	3	0.3%
27	Thailand	3	0.3%
28	Ukraine	2	0.2%
29	Switzerland	2	0.2%
30	Ecuador	2	0.2%
31	Hong Kong	2	0.2%
32	India	2	0.2%
33	Mauritius	2	0.2%
34	Ireland	2	0.2%
35	Italy	1	0.1%
36	Georgia	1	0.1%
37	Latvia	1	0.1%
38	Sweden	1	0.1%
39	Portugal	1	0.1%
40	Costa Rica	1	0.1%
41	Cyprus	1	0.1%
42	Bangladesh	1	0.1%
43	Taiwan	1	0.1%