Rank	Countries/Territories	Count	Percent
1	United States	183	26.8%
2	China	152	22.3%
3	Japan	33	4.8%
4	Germany	31	4.5%
5	Mexico	27	4%
6	India	27	4%
7	United Kingdom	21	3.1%
8	Slovenia	19	2.8%
9	Singapore	17	2.5%
10	Spain	14	2%
11	Korea, Republic of	12	1.8%
12	Iran, Islamic Republic of	11	1.6%
13	Pakistan	9	1.3%
14	Iraq	8	1.2%
15	Egypt	7	1%
16	Netherlands	6	0.9%
17	South Africa	6	0.9%
18	Taiwan	5	0.7%
19	Turkey	5	0.7%
20	Romania	4	0.6%
21	Russia	4	0.6%
22	Nigeria	4	0.6%
23	Lebanon	4	0.6%
24	Libya	4	0.6%
25	Jamaica	4	0.6%
26	Australia	4	0.6%
27	Cameroon	3	0.4%
28	Canada	3	0.4%
29	Ghana	3	0.4%
30	France	3	0.4%
31	Ireland	3	0.4%
32	Mongolia	3	0.4%
33	Switzerland	3	0.4%
34	Somalia	3	0.4%
35	Tanzania, United Republic of	2	0.3%
36	Thailand	2	0.3%
37	Saudi Arabia	2	0.3%
38	Panama	2	0.3%
39	Morocco	2	0.3%
40	Italy	2	0.3%
41	Hong Kong	2	0.3%
42	Indonesia	2	0.3%
43	Czech Republic	2	0.3%
44	Chile	2	0.3%
45	Austria	2	0.3%
46	Bangladesh	2	0.3%
47	Colombia	2	0.3%
48	Croatia	1	0.1%
49	Cyprus	1	0.1%
50	Afghanistan	1	0.1%
51	Argentina	1	0.1%
52	Faroe Islands	1	0.1%
53	Greece	1	0.1%
54	Poland	1	0.1%
55	Portugal	1	0.1%
56	Slovakia	1	0.1%
57	Sweden	1	0.1%
58	United Arab Emirates	1	0.1%
59	Uzbekistan	1	0.1%