Rank	Countries/Territories	Count	Percent
1	United States	337	35%
2	China	151	15.7%
3	Germany	78	8.1%
4	United Kingdom	42	4.4%
5	Philippines	22	2.3%
6	Ukraine	21	2.2%
7	Netherlands	21	2.2%
8	Iran, Islamic Republic of	17	1.8%
9	Hong Kong	16	1.7%
10	Canada	15	1.6%
11	Brazil	15	1.6%
12	Norway	15	1.6%
13	Australia	14	1.5%
14	India	14	1.5%
15	France	13	1.3%
16	Korea, Republic of	12	1.2%
17	Russia	11	1.1%
18	Taiwan	10	1%
19	Pakistan	10	1%
20	Indonesia	10	1%
21	Turkey	9	0.9%
22	Spain	7	0.7%
23	Nigeria	7	0.7%
24	Japan	7	0.7%
25	Kenya	7	0.7%
26	Switzerland	6	0.6%
27	Slovenia	5	0.5%
28	Sweden	5	0.5%
29	Malaysia	5	0.5%
30	Cyprus	5	0.5%
31	Thailand	4	0.4%
32	Papua New Guinea	4	0.4%
33	Jamaica	3	0.3%
34	Romania	3	0.3%
35	Singapore	3	0.3%
36	South Africa	3	0.3%
37	Egypt	3	0.3%
38	Belgium	3	0.3%
39	Costa Rica	2	0.2%
40	Austria	2	0.2%
41	Ghana	2	0.2%
42	Mexico	2	0.2%
43	Nepal	2	0.2%
44	Ireland	2	0.2%
45	Lebanon	2	0.2%
46	Sierra Leone	2	0.2%
47	Portugal	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	Lithuania	1	0.1%
54	Latvia	1	0.1%
55	Italy	1	0.1%
56	Malta	1	0.1%
57	Palestine, State of	1	0.1%
58	Georgia	1	0.1%
59	Cambodia	1	0.1%