Rank	Countries/Territories	Count	Percent
1	United States	408	36.6%
2	China	372	33.3%
3	United Kingdom	102	9.1%
4	Germany	57	5.1%
5	Japan	18	1.6%
6	Korea, Republic of	15	1.3%
7	India	14	1.3%
8	Russia	12	1.1%
9	Lithuania	9	0.8%
10	Australia	8	0.7%
11	Italy	7	0.6%
12	Taiwan	7	0.6%
13	Bulgaria	6	0.5%
14	Canada	5	0.4%
15	France	5	0.4%
16	Malaysia	5	0.4%
17	Singapore	5	0.4%
18	Netherlands	5	0.4%
19	Hong Kong	4	0.4%
20	Thailand	4	0.4%
21	Tunisia	3	0.3%
22	Switzerland	3	0.3%
23	Brazil	3	0.3%
24	Peru	3	0.3%
25	Philippines	3	0.3%
26	Poland	2	0.2%
27	New Zealand	2	0.2%
28	Iraq	2	0.2%
29	Ireland	2	0.2%
30	Romania	2	0.2%
31	Hungary	2	0.2%
32	Nepal	2	0.2%
33	Sweden	2	0.2%
34	United Arab Emirates	2	0.2%
35	Turkey	2	0.2%
36	Ukraine	1	0.1%
37	Viet Nam	1	0.1%
38	Indonesia	1	0.1%
39	Iran, Islamic Republic of	1	0.1%
40	Croatia	1	0.1%
41	Cyprus	1	0.1%
42	Bangladesh	1	0.1%
43	Serbia	1	0.1%
44	Slovakia	1	0.1%
45	Slovenia	1	0.1%
46	Spain	1	0.1%
47	Nigeria	1	0.1%
48	Portugal	1	0.1%