Rank	Countries/Territories	Count	Percent
1	United States	378	36.4%
2	China	157	15.1%
3	Germany	84	8.1%
4	United Kingdom	46	4.4%
5	Netherlands	23	2.2%
6	Philippines	22	2.1%
7	Ukraine	21	2%
8	Iran, Islamic Republic of	19	1.8%
9	Canada	19	1.8%
10	Brazil	16	1.5%
11	Hong Kong	16	1.5%
12	Norway	15	1.4%
13	India	14	1.3%
14	France	14	1.3%
15	Australia	14	1.3%
16	Korea, Republic of	13	1.3%
17	Russia	13	1.3%
18	Indonesia	11	1.1%
19	Pakistan	10	1%
20	Taiwan	10	1%
21	Turkey	9	0.9%
22	Kenya	8	0.8%
23	Spain	7	0.7%
24	Nigeria	7	0.7%
25	Japan	7	0.7%
26	Switzerland	6	0.6%
27	Slovenia	5	0.5%
28	Sweden	5	0.5%
29	Romania	5	0.5%
30	Malaysia	5	0.5%
31	Cyprus	5	0.5%
32	Papua New Guinea	4	0.4%
33	Thailand	4	0.4%
34	Singapore	3	0.3%
35	South Africa	3	0.3%
36	Egypt	3	0.3%
37	Belgium	3	0.3%
38	Jamaica	3	0.3%
39	Ireland	2	0.2%
40	Lebanon	2	0.2%
41	Mexico	2	0.2%
42	Nepal	2	0.2%
43	Costa Rica	2	0.2%
44	Austria	2	0.2%
45	Ghana	2	0.2%
46	Portugal	2	0.2%
47	Sierra Leone	2	0.2%
48	Uganda	2	0.2%
49	Viet Nam	1	0.1%
50	Zimbabwe	1	0.1%
51	Saudi Arabia	1	0.1%
52	Sudan	1	0.1%
53	Georgia	1	0.1%
54	Cambodia	1	0.1%
55	Malta	1	0.1%
56	Palestine, State of	1	0.1%
57	Lithuania	1	0.1%
58	Latvia	1	0.1%
59	Italy	1	0.1%