Rank	Countries/Territories	Count	Percent
1	United States	520	46%
2	China	263	23.3%
3	Germany	103	9.1%
4	India	37	3.3%
5	Canada	22	1.9%
6	France	18	1.6%
7	Japan	18	1.6%
8	Netherlands	15	1.3%
9	United Kingdom	13	1.2%
10	Norway	12	1.1%
11	Singapore	11	1%
12	Cyprus	8	0.7%
13	Italy	7	0.6%
14	Korea, Republic of	6	0.5%
15	Australia	6	0.5%
16	Greece	5	0.4%
17	Philippines	5	0.4%
18	Pakistan	4	0.4%
19	Lithuania	4	0.4%
20	Israel	4	0.4%
21	Hong Kong	4	0.4%
22	Cuba	4	0.4%
23	Turkey	4	0.4%
24	Ukraine	3	0.3%
25	Egypt	3	0.3%
26	Brazil	3	0.3%
27	Colombia	3	0.3%
28	Spain	3	0.3%
29	Sweden	3	0.3%
30	Indonesia	2	0.2%
31	Iran, Islamic Republic of	2	0.2%
32	Malaysia	2	0.2%
33	Bulgaria	2	0.2%
34	Viet Nam	2	0.2%
35	Belgium	1	0.1%
36	Argentina	1	0.1%
37	Czech Republic	1	0.1%
38	Georgia	1	0.1%
39	Morocco	1	0.1%
40	Myanmar	1	0.1%
41	Switzerland	1	0.1%
42	Taiwan	1	0.1%
43	Russia	1	0.1%