Rank	Countries/Territories	Count	Percent
1	United States	191	36.1%
2	China	110	20.8%
3	Germany	45	8.5%
4	India	31	5.9%
5	Canada	16	3%
6	France	14	2.6%
7	Hungary	13	2.5%
8	Ukraine	10	1.9%
9	Singapore	9	1.7%
10	Mexico	8	1.5%
11	Japan	7	1.3%
12	Brazil	7	1.3%
13	Netherlands	6	1.1%
14	Korea, Republic of	4	0.8%
15	Spain	4	0.8%
16	United Kingdom	4	0.8%
17	Saudi Arabia	3	0.6%
18	Romania	3	0.6%
19	Argentina	3	0.6%
20	Australia	3	0.6%
21	Cyprus	3	0.6%
22	Ecuador	3	0.6%
23	Iran, Islamic Republic of	3	0.6%
24	Ireland	3	0.6%
25	Italy	3	0.6%
26	Iraq	2	0.4%
27	Greece	2	0.4%
28	Hong Kong	2	0.4%
29	Egypt	2	0.4%
30	Czech Republic	2	0.4%
31	Norway	2	0.4%
32	Philippines	2	0.4%
33	Sweden	2	0.4%
34	Turkey	1	0.2%
35	Poland	1	0.2%
36	Russia	1	0.2%
37	Malaysia	1	0.2%
38	Azerbaijan	1	0.2%
39	Georgia	1	0.2%
40	Viet Nam	1	0.2%