Rank	Countries/Territories	Count	Percent
1	United States	475	33.9%
2	China	426	30.4%
3	Germany	133	9.5%
4	Russia	114	8.1%
5		48	3.4%
6	Canada	30	2.1%
7	France	27	1.9%
8	Singapore	25	1.8%
9	Hong Kong	19	1.4%
10	Ukraine	18	1.3%
11	Netherlands	17	1.2%
12	Korea, Republic of	16	1.1%
13	Japan	10	0.7%
14	Colombia	6	0.4%
15	Argentina	5	0.4%
16	India	5	0.4%
17	Australia	4	0.3%
18	Cyprus	3	0.2%
19	Ireland	3	0.2%
20	Latvia	3	0.2%
21	Romania	3	0.2%
22	Sweden	2	0.1%
23	Taiwan	2	0.1%
24	Norway	1	0.1%
25	Malaysia	1	0.1%
26	Morocco	1	0.1%
27	Nepal	1	0.1%
28	Italy	1	0.1%
29	Bangladesh	1	0.1%
30	Belgium	1	0.1%