Rank	Countries/Territories	Count	Percent
1	United States	191	34.1%
2	China	169	30.2%
3	Germany	36	6.4%
4	India	20	3.6%
5	Turkey	12	2.1%
6	Singapore	9	1.6%
7	Ireland	8	1.4%
8	Lithuania	7	1.2%
9	Malaysia	6	1.1%
10	Netherlands	6	1.1%
11	Japan	6	1.1%
12	Viet Nam	6	1.1%
13	Taiwan	6	1.1%
14	Korea, Republic of	5	0.9%
15	Australia	5	0.9%
16	Canada	4	0.7%
17	Greece	4	0.7%
18	France	4	0.7%
19	Egypt	3	0.5%
20	Argentina	3	0.5%
21	Kenya	3	0.5%
22	Nigeria	3	0.5%
23	Italy	3	0.5%
24	Indonesia	3	0.5%
25	Thailand	3	0.5%
26	Ukraine	3	0.5%
27	United Kingdom	2	0.4%
28	Spain	2	0.4%
29	Sweden	2	0.4%
30	Poland	2	0.4%
31	Portugal	2	0.4%
32	Romania	2	0.4%
33		2	0.4%
34	Colombia	2	0.4%
35	Costa Rica	2	0.4%
36	Cyprus	2	0.4%
37	Hong Kong	1	0.2%
38	Chile	1	0.2%
39	Belgium	1	0.2%
40	Brazil	1	0.2%
41	Bulgaria	1	0.2%
42	Russia	1	0.2%
43	Saudi Arabia	1	0.2%
44	South Africa	1	0.2%
45	Iran, Islamic Republic of	1	0.2%
46	Norway	1	0.2%
47	Philippines	1	0.2%
48	Switzerland	1	0.2%