Rank	Countries/Territories	Count	Percent
1	United States	411	39.6%
2	China	143	13.8%
3	Germany	90	8.7%
4	India	89	8.6%
5	Netherlands	51	4.9%
6	Ireland	38	3.7%
7		33	3.2%
8	Canada	32	3.1%
9	Korea, Republic of	16	1.5%
10	France	10	1%
11	United Kingdom	10	1%
12	Japan	9	0.9%
13	Iran, Islamic Republic of	7	0.7%
14	Philippines	7	0.7%
15	Russia	7	0.7%
16	Singapore	7	0.7%
17	Viet Nam	6	0.6%
18	Cyprus	6	0.6%
19	Malaysia	5	0.5%
20	New Zealand	4	0.4%
21	Australia	4	0.4%
22	Argentina	3	0.3%
23	Brazil	3	0.3%
24	Norway	3	0.3%
25	Israel	3	0.3%
26	Sweden	3	0.3%
27	Taiwan	3	0.3%
28	Ukraine	3	0.3%
29	Malawi	2	0.2%
30	Turkey	2	0.2%
31	South Africa	2	0.2%
32	Spain	2	0.2%
33	Italy	2	0.2%
34	Pakistan	2	0.2%
35	Portugal	2	0.2%
36	Belgium	2	0.2%
37	Albania	2	0.2%
38	Ethiopia	2	0.2%
39	Greece	2	0.2%
40	Hong Kong	1	0.1%
41	Czech Republic	1	0.1%
42	Egypt	1	0.1%
43	Bangladesh	1	0.1%
44	Bulgaria	1	0.1%
45	Cameroon	1	0.1%
46	Moldova, Republic of	1	0.1%
47	Mongolia	1	0.1%
48	Kuwait	1	0.1%
49	Saudi Arabia	1	0.1%