Rank	Countries/Territories	Count	Percent
1	United States	621	37.2%
2	China	519	31.1%
3	Germany	109	6.5%
4	Japan	39	2.3%
5	United Kingdom	39	2.3%
6	Netherlands	34	2%
7	Australia	29	1.7%
8	Canada	26	1.6%
9	France	26	1.6%
10	India	25	1.5%
11	Nigeria	16	1%
12	Indonesia	14	0.8%
13	Romania	13	0.8%
14	Hong Kong	12	0.7%
15	South Africa	10	0.6%
16	Hungary	9	0.5%
17	Iran, Islamic Republic of	8	0.5%
18	Cyprus	8	0.5%
19	Bangladesh	6	0.4%
20	Sweden	6	0.4%
21	Ukraine	6	0.4%
22	Singapore	6	0.4%
23	Slovakia	6	0.4%
24	Pakistan	5	0.3%
25	Cote D'ivoire	5	0.3%
26	Croatia	5	0.3%
27	Ireland	5	0.3%
28	Georgia	4	0.2%
29	Brazil	4	0.2%
30	New Zealand	4	0.2%
31	Malta	4	0.2%
32	Russia	4	0.2%
33	Serbia	3	0.2%
34	Finland	3	0.2%
35	Mongolia	3	0.2%
36	Italy	3	0.2%
37	Korea, Republic of	3	0.2%
38	Latvia	2	0.1%
39	Malaysia	2	0.1%
40	Jordan	2	0.1%
41	Egypt	2	0.1%
42	Ethiopia	2	0.1%
43	United Arab Emirates	2	0.1%
44	Philippines	2	0.1%
45	Viet Nam	2	0.1%
46	Spain	1	0.1%
47	Mexico	1	0.1%
48	Peru	1	0.1%
49	Czech Republic	1	0.1%
50	Denmark	1	0.1%
51	Ecuador	1	0.1%
52	Bulgaria	1	0.1%
53	Cameroon	1	0.1%
54	Belarus	1	0.1%
55	Argentina	1	0.1%
56	Colombia	1	0.1%
57	Ghana	1	0.1%
58	Iraq	1	0.1%