Rank	Countries/Territories	Count	Percent
1	United States	532	44.3%
2	China	336	28%
3	Germany	99	8.2%
4	India	35	2.9%
5	Japan	19	1.6%
6	Netherlands	18	1.5%
7	United Kingdom	17	1.4%
8	Singapore	11	0.9%
9	Iran, Islamic Republic of	10	0.8%
10	Canada	10	0.8%
11	Chile	10	0.8%
12	Australia	9	0.8%
13	Korea, Republic of	9	0.8%
14	Cyprus	8	0.7%
15	Russia	7	0.6%
16	Norway	6	0.5%
17	France	6	0.5%
18	Romania	5	0.4%
19	Hong Kong	5	0.4%
20	Greece	4	0.3%
21	Bangladesh	4	0.3%
22	Taiwan	4	0.3%
23	Turkey	4	0.3%
24	Belgium	3	0.2%
25	Egypt	3	0.2%
26	Italy	3	0.2%
27	Peru	3	0.2%
28	Poland	2	0.2%
29	South Africa	2	0.2%
30	Sweden	2	0.2%
31	Ireland	2	0.2%
32	Israel	1	0.1%
33	Hungary	1	0.1%
34	Brazil	1	0.1%
35	Switzerland	1	0.1%
36	Spain	1	0.1%
37	Latvia	1	0.1%
38	Lebanon	1	0.1%
39	Philippines	1	0.1%
40	Jordan	1	0.1%
41	Ukraine	1	0.1%
42	Uzbekistan	1	0.1%
43	Viet Nam	1	0.1%