Rank	Countries/Territories	Count	Percent
1	United States	421	32.2%
2	China	416	31.8%
3	Germany	75	5.7%
4	India	66	5%
5	Japan	35	2.7%
6	Australia	21	1.6%
7	France	20	1.5%
8	United Kingdom	19	1.5%
9	Singapore	14	1.1%
10	Turkey	14	1.1%
11	Korea, Republic of	14	1.1%
12	Canada	12	0.9%
13	Egypt	11	0.8%
14	Russia	11	0.8%
15	Italy	10	0.8%
16	Netherlands	10	0.8%
17	Brazil	10	0.8%
18	Indonesia	9	0.7%
19	Ireland	9	0.7%
20	Hong Kong	8	0.6%
21	Mongolia	7	0.5%
22	Nepal	6	0.5%
23	Thailand	6	0.5%
24	Iran, Islamic Republic of	6	0.5%
25	Cyprus	6	0.5%
26	Pakistan	4	0.3%
27	Saudi Arabia	4	0.3%
28	Spain	4	0.3%
29	Colombia	3	0.2%
30	Ethiopia	3	0.2%
31	Algeria	3	0.2%
32	Argentina	3	0.2%
33	Georgia	3	0.2%
34	Latvia	3	0.2%
35	Libya	2	0.2%
36	Macao	2	0.2%
37	Mexico	2	0.2%
38	Bulgaria	2	0.2%
39	Cambodia	2	0.2%
40	Bangladesh	2	0.2%
41	Czech Republic	2	0.2%
42	Denmark	2	0.2%
43	Sri Lanka	2	0.2%
44	Norway	2	0.2%
45	Poland	2	0.2%
46	Portugal	2	0.2%
47	Romania	2	0.2%
48	Ukraine	2	0.2%
49	United Arab Emirates	2	0.2%
50	South Africa	1	0.1%
51	Viet Nam	1	0.1%
52	Nigeria	1	0.1%
53	Sweden	1	0.1%
54	Syrian Arab Republic	1	0.1%
55	Equatorial Guinea	1	0.1%
56	Belgium	1	0.1%
57	Bosnia and Herzegovina	1	0.1%
58	Kuwait	1	0.1%
59	Kazakhstan	1	0.1%
60	Israel	1	0.1%