Rank	Countries/Territories	Count	Percent
1	United States	388	29.3%
2	China	263	19.9%
3	Japan	192	14.5%
4	Canada	91	6.9%
5	Germany	68	5.1%
6	Singapore	39	2.9%
7	Indonesia	29	2.2%
8	Belgium	25	1.9%
9	United Kingdom	25	1.9%
10	India	23	1.7%
11	Iran, Islamic Republic of	17	1.3%
12	Russia	12	0.9%
13	Spain	11	0.8%
14	France	11	0.8%
15	Australia	9	0.7%
16	Korea, Republic of	8	0.6%
17	Netherlands	8	0.6%
18	Pakistan	8	0.6%
19	Italy	7	0.5%
20	Cyprus	6	0.5%
21	Taiwan	6	0.5%
22	South Africa	6	0.5%
23	Saudi Arabia	5	0.4%
24	Algeria	5	0.4%
25	Hong Kong	5	0.4%
26	Malaysia	4	0.3%
27	Puerto Rico	4	0.3%
28	Romania	4	0.3%
29	Mexico	4	0.3%
30	Iraq	3	0.2%
31	Ireland	3	0.2%
32	Denmark	3	0.2%
33	Egypt	3	0.2%
34	Thailand	3	0.2%
35	Sweden	2	0.2%
36	Switzerland	2	0.2%
37	Colombia	2	0.2%
38	Bulgaria	2	0.2%
39	Israel	2	0.2%
40	Moldova, Republic of	2	0.2%
41	New Zealand	2	0.2%
42	Oman	2	0.2%
43	Mauritius	2	0.2%
44	Latvia	2	0.2%
45	Lebanon	1	0.1%
46	Poland	1	0.1%
47	Portugal	1	0.1%
48	Hungary	1	0.1%
49	Slovenia	1	0.1%