Rank	Countries/Territories	Count	Percent
1	United States	549	57%
2	China	199	20.6%
3	Germany	59	6.1%
4	India	22	2.3%
5	Russia	20	2.1%
6	Canada	17	1.8%
7	Latvia	13	1.3%
8	United Kingdom	11	1.1%
9	Singapore	10	1%
10	Netherlands	8	0.8%
11	Japan	7	0.7%
12	Cyprus	5	0.5%
13	Spain	5	0.5%
14	Bosnia and Herzegovina	4	0.4%
15	Argentina	3	0.3%
16	Korea, Republic of	3	0.3%
17	Hong Kong	3	0.3%
18	Australia	2	0.2%
19	Brazil	2	0.2%
20	Cambodia	2	0.2%
21	Sweden	2	0.2%
22	Switzerland	2	0.2%
23	Taiwan	2	0.2%
24	Pakistan	2	0.2%
25	Italy	2	0.2%
26	Turkey	2	0.2%
27	Romania	1	0.1%
28	Thailand	1	0.1%
29	France	1	0.1%
30	Bulgaria	1	0.1%
31	Belgium	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Ireland	1	0.1%
34	Mongolia	1	0.1%