Rank	Countries/Territories	Count	Percent
1	United States	453	43.4%
2	China	263	25.2%
3	Germany	56	5.4%
4	India	35	3.4%
5	Russia	26	2.5%
6	Taiwan	18	1.7%
7	Singapore	17	1.6%
8	Brazil	16	1.5%
9	Canada	14	1.3%
10	Italy	13	1.2%
11	Latvia	12	1.2%
12	Hong Kong	11	1.1%
13	Australia	10	1%
14	Thailand	9	0.9%
15	Japan	9	0.9%
16	Netherlands	8	0.8%
17	Ireland	8	0.8%
18	Czech Republic	7	0.7%
19	United Kingdom	7	0.7%
20	Mexico	6	0.6%
21	Viet Nam	6	0.6%
22	Korea, Republic of	5	0.5%
23	Colombia	4	0.4%
24	France	4	0.4%
25	Israel	2	0.2%
26	Iraq	2	0.2%
27	Cyprus	2	0.2%
28	Bulgaria	2	0.2%
29	Spain	2	0.2%
30	Norway	2	0.2%
31	Portugal	2	0.2%
32	Turkey	2	0.2%
33	Ukraine	2	0.2%
34	Uruguay	2	0.2%
35	Switzerland	1	0.1%
36	Mongolia	1	0.1%
37	Argentina	1	0.1%
38	Ethiopia	1	0.1%
39	Finland	1	0.1%
40	Greece	1	0.1%