Rank	Countries/Territories	Count	Percent
1	United States	490	36.8%
2	China	161	12.1%
3	Germany	119	8.9%
4	Japan	111	8.3%
5	Russia	64	4.8%
6	Australia	49	3.7%
7	Nicaragua	39	2.9%
8	United Kingdom	26	2%
9	Singapore	25	1.9%
10	Netherlands	16	1.2%
11	Ukraine	14	1.1%
12	Canada	13	1%
13	Indonesia	12	0.9%
14	Hungary	12	0.9%
15	India	10	0.8%
16	Hong Kong	10	0.8%
17	Italy	10	0.8%
18	Sweden	10	0.8%
19	Egypt	9	0.7%
20	Argentina	8	0.6%
21	Brazil	8	0.6%
22	Mexico	8	0.6%
23	Turkey	8	0.6%
24	Iran, Islamic Republic of	7	0.5%
25	France	7	0.5%
26	Cyprus	6	0.5%
27	Romania	6	0.5%
28	Spain	5	0.4%
29	Norway	5	0.4%
30	Pakistan	5	0.4%
31	Austria	5	0.4%
32	Korea, Republic of	4	0.3%
33	New Zealand	4	0.3%
34	Poland	4	0.3%
35	Philippines	3	0.2%
36	Viet Nam	3	0.2%
37	Czech Republic	3	0.2%
38	Finland	3	0.2%
39	Guatemala	3	0.2%
40	Costa Rica	2	0.2%
41	Kuwait	2	0.2%
42	Libya	2	0.2%
43	Lithuania	2	0.2%
44	Saudi Arabia	2	0.2%
45	Uganda	2	0.2%
46	Taiwan	1	0.1%
47	Sri Lanka	1	0.1%
48	Panama	1	0.1%
49	Venezuela, Bolivarian Republic of	1	0.1%
50	Luxembourg	1	0.1%
51	Mauritius	1	0.1%
52	Mongolia	1	0.1%
53	Kenya	1	0.1%
54	Iraq	1	0.1%
55	Ireland	1	0.1%
56	Bangladesh	1	0.1%
57	Cameroon	1	0.1%
58	Colombia	1	0.1%