Rank	Countries/Territories	Count	Percent
1	United States	271	29.7%
2	China	226	24.8%
3	United Kingdom	68	7.4%
4	Germany	50	5.5%
5	India	50	5.5%
6	Japan	50	5.5%
7	Taiwan	23	2.5%
8	Singapore	18	2%
9	France	14	1.5%
10	Spain	13	1.4%
11	Ukraine	13	1.4%
12	Russia	12	1.3%
13	Brazil	12	1.3%
14	Chile	9	1%
15	Slovenia	7	0.8%
16	Turkey	6	0.7%
17	Netherlands	6	0.7%
18	Canada	6	0.7%
19	Australia	6	0.7%
20	Malaysia	5	0.5%
21	Korea, Republic of	4	0.4%
22	Guam	4	0.4%
23	Ireland	4	0.4%
24	Hong Kong	3	0.3%
25	Egypt	3	0.3%
26	Argentina	3	0.3%
27	Portugal	3	0.3%
28	Pakistan	3	0.3%
29	Peru	3	0.3%
30	Sweden	3	0.3%
31	Cyprus	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Viet Nam	2	0.2%
34	Iraq	1	0.1%
35	Italy	1	0.1%
36	Ecuador	1	0.1%
37	Bahrain	1	0.1%
38	Belgium	1	0.1%
39	South Africa	1	0.1%
40	Sri Lanka	1	0.1%
41	Philippines	1	0.1%
42	Nigeria	1	0.1%