Rank	Countries/Territories	Count	Percent
1	United States	826	45.5%
2	China	395	21.7%
3	Germany	128	7%
4	India	101	5.6%
5	Japan	52	2.9%
6	Switzerland	45	2.5%
7	France	44	2.4%
8	Turkey	32	1.8%
9	Korea, Republic of	20	1.1%
10	Latvia	16	0.9%
11	Russia	16	0.9%
12	Canada	13	0.7%
13	Netherlands	10	0.6%
14	Romania	9	0.5%
15	Australia	9	0.5%
16	South Africa	9	0.5%
17	Thailand	8	0.4%
18	Czech Republic	8	0.4%
19	Argentina	6	0.3%
20	Brazil	6	0.3%
21	Mongolia	5	0.3%
22	Singapore	4	0.2%
23	Egypt	4	0.2%
24	United Kingdom	4	0.2%
25	Hong Kong	3	0.2%
26	Belgium	3	0.2%
27	Cyprus	3	0.2%
28	Mauritius	3	0.2%
29	Ireland	3	0.2%
30	Israel	3	0.2%
31	Italy	3	0.2%
32	Mexico	2	0.1%
33	Saudi Arabia	2	0.1%
34	Morocco	2	0.1%
35	Benin	2	0.1%
36	Finland	2	0.1%
37	Spain	2	0.1%
38	Taiwan	2	0.1%
39	Viet Nam	2	0.1%
40	Ukraine	1	0.1%
41	Ghana	1	0.1%
42	Greece	1	0.1%
43	Indonesia	1	0.1%
44	Iran, Islamic Republic of	1	0.1%
45	Chile	1	0.1%
46	Norway	1	0.1%
47	Pakistan	1	0.1%
48	Lebanon	1	0.1%
49	Jordan	1	0.1%