Rank	Countries/Territories	Count	Percent
1	United States	296	22.2%
2	China	216	16.2%
3	Japan	165	12.4%
4	Singapore	150	11.3%
5	Germany	69	5.2%
6	India	47	3.5%
7	United Kingdom	41	3.1%
8	Mexico	38	2.9%
9	Ireland	38	2.9%
10	Korea, Republic of	19	1.4%
11	Netherlands	19	1.4%
12	Iran, Islamic Republic of	17	1.3%
13	Australia	17	1.3%
14	Taiwan	16	1.2%
15	Hong Kong	15	1.1%
16	Bulgaria	11	0.8%
17	Indonesia	10	0.8%
18	France	8	0.6%
19	Thailand	8	0.6%
20	South Africa	8	0.6%
21	Russia	7	0.5%
22	Canada	7	0.5%
23	Ethiopia	7	0.5%
24	Brazil	6	0.5%
25	Colombia	6	0.5%
26	Spain	6	0.5%
27	Portugal	5	0.4%
28	Turkey	5	0.4%
29	Cyprus	5	0.4%
30	Tanzania, United Republic of	4	0.3%
31	Viet Nam	4	0.3%
32	Nigeria	3	0.2%
33	Pakistan	3	0.2%
34	Philippines	3	0.2%
35	Poland	3	0.2%
36	South Sudan	3	0.2%
37	Egypt	3	0.2%
38	Greece	3	0.2%
39	Latvia	3	0.2%
40	Lebanon	3	0.2%
41	Kenya	3	0.2%
42	Malaysia	2	0.2%
43	Iraq	2	0.2%
44	Italy	2	0.2%
45	Ghana	2	0.2%
46	Denmark	2	0.2%
47	Dominican Republic	2	0.2%
48	Costa Rica	2	0.2%
49	Zambia	2	0.2%
50	Switzerland	2	0.2%
51	Trinidad and Tobago	1	0.1%
52	Sweden	1	0.1%
53	Saudi Arabia	1	0.1%
54	Slovenia	1	0.1%
55	Romania	1	0.1%
56	Nepal	1	0.1%
57	Burkina Faso	1	0.1%
58	Austria	1	0.1%
59	Bangladesh	1	0.1%
60	Czech Republic	1	0.1%
61	Jamaica	1	0.1%
62	Mauritius	1	0.1%
63	Malawi	1	0.1%