Rank	Countries/Territories	Count	Percent
1	United States	673	42.4%
2	China	383	24.1%
3	Germany	165	10.4%
4	France	57	3.6%
5	Latvia	54	3.4%
6	Japan	42	2.6%
7	Russia	22	1.4%
8	India	19	1.2%
9	Australia	17	1.1%
10	Viet Nam	15	0.9%
11	Canada	12	0.8%
12	Cyprus	12	0.8%
13	Indonesia	12	0.8%
14	Korea, Republic of	11	0.7%
15	Philippines	10	0.6%
16	Singapore	9	0.6%
17	Netherlands	8	0.5%
18	Taiwan	6	0.4%
19	Colombia	6	0.4%
20	Brazil	5	0.3%
21	Mexico	5	0.3%
22	South Africa	5	0.3%
23	Switzerland	4	0.3%
24	Poland	4	0.3%
25	United Kingdom	4	0.3%
26	Turkey	3	0.2%
27	Thailand	3	0.2%
28	Argentina	3	0.2%
29	Ghana	2	0.1%
30	Hungary	2	0.1%
31	Iran, Islamic Republic of	2	0.1%
32	Ireland	2	0.1%
33	Ethiopia	2	0.1%
34	Tunisia	2	0.1%
35	Malaysia	2	0.1%
36	Yemen	2	0.1%
37	Nigeria	1	0.1%
38	Serbia	1	0.1%
39	Chile	1	0.1%