Rank	Countries/Territories	Count	Percent
1	United States	372	28.7%
2	China	295	22.8%
3	Germany	95	7.3%
4	India	75	5.8%
5	Singapore	65	5%
6	United Kingdom	42	3.2%
7	Canada	40	3.1%
8	Spain	35	2.7%
9	Australia	27	2.1%
10	Japan	24	1.9%
11	Netherlands	23	1.8%
12	Ireland	19	1.5%
13	France	19	1.5%
14	Taiwan	17	1.3%
15	Belgium	16	1.2%
16	Iran, Islamic Republic of	14	1.1%
17	Portugal	14	1.1%
18	Greece	11	0.9%
19	Italy	10	0.8%
20	Brazil	9	0.7%
21	Turkey	9	0.7%
22	Colombia	8	0.6%
23	Cyprus	6	0.5%
24	Indonesia	4	0.3%
25	Mexico	4	0.3%
26	Slovenia	4	0.3%
27	Sweden	3	0.2%
28	Mauritius	3	0.2%
29	Norway	3	0.2%
30	Chile	3	0.2%
31	Egypt	3	0.2%
32	El Salvador	2	0.2%
33	Ecuador	2	0.2%
34	Czech Republic	2	0.2%
35	Philippines	2	0.2%
36	Russia	2	0.2%
37	Iraq	2	0.2%
38	Malaysia	2	0.2%
39	Poland	1	0.1%
40	Denmark	1	0.1%
41	Bulgaria	1	0.1%
42	Azerbaijan	1	0.1%
43	Hong Kong	1	0.1%
44	Slovakia	1	0.1%
45	Ukraine	1	0.1%
46	Thailand	1	0.1%