Rank	Countries/Territories	Count	Percent
1	United States	676	36.7%
2	China	465	25.2%
3	Germany	105	5.7%
4	Japan	97	5.3%
5	Singapore	78	4.2%
6	Brazil	52	2.8%
7	India	29	1.6%
8	Korea, Republic of	27	1.5%
9	Australia	24	1.3%
10	Netherlands	23	1.2%
11	Canada	21	1.1%
12	Russia	21	1.1%
13	France	18	1%
14	Hong Kong	17	0.9%
15	United Kingdom	17	0.9%
16	Latvia	13	0.7%
17	Ireland	10	0.5%
18	Portugal	10	0.5%
19	Spain	10	0.5%
20	Italy	9	0.5%
21	Mexico	9	0.5%
22	Iran, Islamic Republic of	9	0.5%
23	Cyprus	8	0.4%
24	Egypt	6	0.3%
25	Romania	6	0.3%
26	South Africa	6	0.3%
27	Taiwan	6	0.3%
28	Turkey	5	0.3%
29	Poland	5	0.3%
30	Sweden	5	0.3%
31	Pakistan	4	0.2%
32	Israel	4	0.2%
33	Lebanon	3	0.2%
34	Armenia	3	0.2%
35	Austria	3	0.2%
36	Switzerland	3	0.2%
37	Sri Lanka	3	0.2%
38	Virgin Islands, British	3	0.2%
39	Syrian Arab Republic	2	0.1%
40	Viet Nam	2	0.1%
41	Ukraine	2	0.1%
42	United Arab Emirates	2	0.1%
43	Belgium	2	0.1%
44	Indonesia	2	0.1%
45	Greece	2	0.1%
46	Mongolia	2	0.1%
47	New Zealand	2	0.1%
48	Nigeria	2	0.1%
49	Norway	1	0.1%
50	Malaysia	1	0.1%
51	Guatemala	1	0.1%
52	Hungary	1	0.1%
53	Chile	1	0.1%
54	Denmark	1	0.1%
55	Thailand	1	0.1%
56	Saudi Arabia	1	0.1%
57	Serbia	1	0.1%