Rank	Countries/Territories	Count	Percent
1	United States	543	50.1%
2	China	241	22.3%
3	Germany	74	6.8%
4	Ukraine	41	3.8%
5	France	34	3.1%
6	Japan	18	1.7%
7	Russia	16	1.5%
8	Netherlands	13	1.2%
9	Singapore	11	1%
10	Cyprus	8	0.7%
11	Canada	8	0.7%
12	Belgium	6	0.6%
13	Korea, Republic of	6	0.6%
14	United Kingdom	5	0.5%
15	Mongolia	4	0.4%
16	Turkey	4	0.4%
17	India	4	0.4%
18	Denmark	4	0.4%
19	Finland	3	0.3%
20	Iran, Islamic Republic of	3	0.3%
21	Argentina	3	0.3%
22	Australia	3	0.3%
23	Czech Republic	3	0.3%
24	Latvia	3	0.3%
25	Norway	3	0.3%
26	Pakistan	3	0.3%
27	Poland	2	0.2%
28	Lithuania	2	0.2%
29	Sweden	2	0.2%
30	Switzerland	2	0.2%
31	Taiwan	2	0.2%
32	Italy	2	0.2%
33	Hong Kong	2	0.2%
34	Israel	1	0.1%
35	Colombia	1	0.1%
36	Bangladesh	1	0.1%
37	Thailand	1	0.1%
38	Nigeria	1	0.1%