Rank	Countries/Territories	Count	Percent
1	United States	519	41.7%
2	China	251	20.2%
3	Germany	110	8.8%
4	Ireland	75	6%
5	Netherlands	43	3.5%
6	Latvia	38	3.1%
7	India	22	1.8%
8	Malaysia	21	1.7%
9	France	19	1.5%
10	Korea, Republic of	17	1.4%
11	Greece	15	1.2%
12	Singapore	11	0.9%
13	Canada	10	0.8%
14	Japan	10	0.8%
15	Russia	7	0.6%
16	United Kingdom	7	0.6%
17	Georgia	6	0.5%
18	Cyprus	6	0.5%
19	Australia	5	0.4%
20	Bulgaria	4	0.3%
21	Egypt	3	0.2%
22	Mexico	3	0.2%
23	Italy	3	0.2%
24	Serbia	3	0.2%
25	Taiwan	3	0.2%
26	Turkey	3	0.2%
27	Ukraine	3	0.2%
28	Switzerland	2	0.2%
29	South Africa	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Malta	2	0.2%
32	Colombia	2	0.2%
33	Hong Kong	2	0.2%
34	Brazil	2	0.2%
35	Chile	2	0.2%
36	Albania	2	0.2%
37	Argentina	1	0.1%
38	Bangladesh	1	0.1%
39	Bosnia and Herzegovina	1	0.1%
40	Mongolia	1	0.1%
41	Saudi Arabia	1	0.1%
42	New Zealand	1	0.1%
43	Pakistan	1	0.1%
44	Portugal	1	0.1%
45	Sweden	1	0.1%
46	Thailand	1	0.1%