Rank	Countries/Territories	Count	Percent
1	United States	451	36.2%
2	China	281	22.6%
3	Germany	117	9.4%
4	Canada	72	5.8%
5	India	36	2.9%
6	Israel	28	2.2%
7	Australia	26	2.1%
8	France	21	1.7%
9	United Kingdom	19	1.5%
10	Spain	18	1.4%
11	Singapore	17	1.4%
12	Belgium	16	1.3%
13	Brazil	11	0.9%
14	Japan	11	0.9%
15	Netherlands	10	0.8%
16	Italy	9	0.7%
17	Cyprus	8	0.6%
18	Egypt	8	0.6%
19	Iran, Islamic Republic of	7	0.6%
20	Norway	7	0.6%
21	Sweden	7	0.6%
22	Ireland	6	0.5%
23	Korea, Republic of	5	0.4%
24	New Zealand	5	0.4%
25	Turkey	5	0.4%
26	Taiwan	4	0.3%
27	Philippines	4	0.3%
28	Hong Kong	4	0.3%
29	Finland	3	0.2%
30	Mexico	3	0.2%
31	Ukraine	3	0.2%
32	Thailand	2	0.2%
33	South Africa	2	0.2%
34	Mongolia	2	0.2%
35	Czech Republic	2	0.2%
36	Indonesia	2	0.2%
37	Bosnia and Herzegovina	2	0.2%
38	Argentina	2	0.2%
39	Albania	1	0.1%
40	Colombia	1	0.1%
41	Nigeria	1	0.1%
42	Slovenia	1	0.1%
43	Latvia	1	0.1%
44	Malaysia	1	0.1%
45	Jordan	1	0.1%
46	Switzerland	1	0.1%
47	Viet Nam	1	0.1%