Rank	Countries/Territories	Count	Percent
1	United States	373	42.5%
2	China	205	23.4%
3	Germany	83	9.5%
4	India	33	3.8%
5	Canada	22	2.5%
6	France	16	1.8%
7	Japan	15	1.7%
8	Netherlands	13	1.5%
9	Norway	12	1.4%
10	Singapore	11	1.3%
11	United Kingdom	8	0.9%
12	Cyprus	7	0.8%
13	Australia	6	0.7%
14	Korea, Republic of	6	0.7%
15	Italy	5	0.6%
16	Greece	5	0.6%
17	Hong Kong	4	0.5%
18	Cuba	4	0.5%
19	Israel	4	0.5%
20	Turkey	4	0.5%
21	Pakistan	4	0.5%
22	Philippines	4	0.5%
23	Spain	3	0.3%
24	Sweden	3	0.3%
25	Colombia	3	0.3%
26	Brazil	3	0.3%
27	Bulgaria	2	0.2%
28	Indonesia	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Ukraine	2	0.2%
31	Lithuania	2	0.2%
32	Malaysia	2	0.2%
33	Viet Nam	2	0.2%
34	Morocco	1	0.1%
35	Myanmar	1	0.1%
36	Russia	1	0.1%
37	Taiwan	1	0.1%
38	Czech Republic	1	0.1%
39	Georgia	1	0.1%
40	Belgium	1	0.1%