Rank	Countries/Territories	Count	Percent
1	United States	426	38.8%
2	China	182	16.6%
3	India	147	13.4%
4	Germany	75	6.8%
5	Netherlands	28	2.5%
6	Ireland	21	1.9%
7	Japan	17	1.5%
8	Brazil	16	1.5%
9	Ukraine	16	1.5%
10	Romania	12	1.1%
11	Korea, Republic of	11	1%
12	Israel	8	0.7%
13	Italy	7	0.6%
14	Poland	7	0.6%
15	Australia	7	0.6%
16	Hong Kong	7	0.6%
17	Russia	7	0.6%
18	Serbia	7	0.6%
19	Taiwan	7	0.6%
20	Turkey	7	0.6%
21	Ecuador	6	0.5%
22	Pakistan	5	0.5%
23	Singapore	5	0.5%
24	Spain	4	0.4%
25	Switzerland	4	0.4%
26	Portugal	4	0.4%
27	Indonesia	4	0.4%
28	Iran, Islamic Republic of	4	0.4%
29	Canada	4	0.4%
30	Austria	3	0.3%
31	Bulgaria	3	0.3%
32	Egypt	3	0.3%
33	Mexico	3	0.3%
34	Moldova, Republic of	2	0.2%
35	Qatar	2	0.2%
36	Norway	2	0.2%
37	Kazakhstan	2	0.2%
38	Cyprus	2	0.2%
39	Czech Republic	2	0.2%
40	France	2	0.2%
41	Argentina	2	0.2%
42	Saudi Arabia	2	0.2%
43	Sweden	2	0.2%
44	United Kingdom	2	0.2%
45	Yemen	2	0.2%
46	Viet Nam	1	0.1%
47	Syrian Arab Republic	1	0.1%
48	Cote D'ivoire	1	0.1%
49	Belgium	1	0.1%
50	Greece	1	0.1%
51	Ethiopia	1	0.1%
52	Lebanon	1	0.1%
53	Nigeria	1	0.1%