Rank	Countries/Territories	Count	Percent
1	United States	627	37.4%
2	China	489	29.2%
3	Germany	153	9.1%
4	Canada	91	5.4%
5	Latvia	62	3.7%
6	France	57	3.4%
7	Japan	39	2.3%
8	Netherlands	33	2%
9	Singapore	13	0.8%
10	Italy	12	0.7%
11	United Kingdom	12	0.7%
12	Cyprus	12	0.7%
13	Australia	6	0.4%
14	Korea, Republic of	6	0.4%
15	South Africa	6	0.4%
16	Spain	5	0.3%
17	Portugal	5	0.3%
18	Hong Kong	5	0.3%
19	Israel	4	0.2%
20	Argentina	4	0.2%
21	Denmark	4	0.2%
22	Taiwan	4	0.2%
23	Mongolia	3	0.2%
24	Ukraine	3	0.2%
25	Sweden	3	0.2%
26	India	3	0.2%
27	Egypt	2	0.1%
28	Georgia	2	0.1%
29	Colombia	2	0.1%
30	Ireland	1	0.1%
31	Ghana	1	0.1%
32	Jordan	1	0.1%
33	Switzerland	1	0.1%
34	Malaysia	1	0.1%
35	United Arab Emirates	1	0.1%
36	Thailand	1	0.1%
37	Russia	1	0.1%