Rank	Countries/Territories	Count	Percent
1	United States	793	44.6%
2	China	347	19.5%
3	Korea, Republic of	146	8.2%
4	Germany	116	6.5%
5	India	101	5.7%
6	Japan	50	2.8%
7	Brazil	27	1.5%
8	Netherlands	20	1.1%
9	Russia	18	1%
10	Latvia	14	0.8%
11	Mongolia	12	0.7%
12	Iraq	12	0.7%
13	Taiwan	10	0.6%
14	Singapore	8	0.4%
15	Spain	8	0.4%
16	Ireland	8	0.4%
17	Canada	7	0.4%
18	Senegal	7	0.4%
19	Turkey	7	0.4%
20	Israel	6	0.3%
21	Hong Kong	5	0.3%
22	Cyprus	5	0.3%
23	Argentina	4	0.2%
24	Australia	4	0.2%
25	Poland	4	0.2%
26	Romania	4	0.2%
27	United Kingdom	4	0.2%
28	Iran, Islamic Republic of	3	0.2%
29	Ukraine	3	0.2%
30	South Africa	3	0.2%
31	Norway	3	0.2%
32	Pakistan	2	0.1%
33	Kenya	2	0.1%
34	Saudi Arabia	2	0.1%
35	Croatia	2	0.1%
36	Belgium	2	0.1%
37	France	2	0.1%
38	Switzerland	2	0.1%
39	Viet Nam	1	0.1%
40	Italy	1	0.1%
41	Denmark	1	0.1%
42	Bahrain	1	0.1%
43	Serbia	1	0.1%
44	Indonesia	1	0.1%
45	Palestine, State of	1	0.1%