Rank	Countries/Territories	Count	Percent
1	United States	571	37.6%
2	China	450	29.7%
3	Germany	98	6.5%
4	Japan	39	2.6%
5	United Kingdom	39	2.6%
6	Netherlands	31	2%
7	Canada	26	1.7%
8	India	25	1.6%
9	France	24	1.6%
10	Australia	24	1.6%
11	Nigeria	16	1.1%
12	Indonesia	14	0.9%
13	Romania	13	0.9%
14	South Africa	10	0.7%
15	Hong Kong	10	0.7%
16	Hungary	9	0.6%
17	Iran, Islamic Republic of	7	0.5%
18	Bangladesh	6	0.4%
19	Cyprus	6	0.4%
20	Sweden	6	0.4%
21	Ukraine	6	0.4%
22	Singapore	6	0.4%
23	Slovakia	6	0.4%
24	Cote D'ivoire	5	0.3%
25	Croatia	5	0.3%
26	Brazil	4	0.3%
27	Georgia	4	0.3%
28	Ireland	4	0.3%
29	Pakistan	4	0.3%
30	New Zealand	4	0.3%
31	Malta	4	0.3%
32	Mongolia	3	0.2%
33	Serbia	3	0.2%
34	Korea, Republic of	3	0.2%
35	Latvia	2	0.1%
36	Malaysia	2	0.1%
37	Jordan	2	0.1%
38	Italy	2	0.1%
39	Egypt	2	0.1%
40	Ethiopia	2	0.1%
41	Viet Nam	2	0.1%
42	Philippines	2	0.1%
43	Russia	2	0.1%
44	United Arab Emirates	2	0.1%
45	Spain	1	0.1%
46	Peru	1	0.1%
47	Mexico	1	0.1%
48	Czech Republic	1	0.1%
49	Denmark	1	0.1%
50	Ecuador	1	0.1%
51	Bulgaria	1	0.1%
52	Belarus	1	0.1%
53	Argentina	1	0.1%
54	Colombia	1	0.1%
55	Ghana	1	0.1%
56	Iraq	1	0.1%