Rank	Countries/Territories	Count	Percent
1	United States	506	31.5%
2	China	377	23.5%
3	Germany	107	6.7%
4	United Kingdom	55	3.4%
5	Korea, Republic of	47	2.9%
6	India	45	2.8%
7	Indonesia	34	2.1%
8	Moldova, Republic of	31	1.9%
9	Mexico	28	1.7%
10	Italy	25	1.6%
11	Egypt	25	1.6%
12	Australia	21	1.3%
13	Netherlands	20	1.2%
14	Singapore	19	1.2%
15	Japan	17	1.1%
16	Canada	15	0.9%
17	Saudi Arabia	14	0.9%
18	Iran, Islamic Republic of	13	0.8%
19	Russia	11	0.7%
20	New Zealand	10	0.6%
21	Denmark	10	0.6%
22	Chile	9	0.6%
23	Romania	9	0.6%
24	Thailand	9	0.6%
25	Cyprus	8	0.5%
26	Turkey	7	0.4%
27	Nicaragua	7	0.4%
28	Lithuania	6	0.4%
29	Colombia	6	0.4%
30	Brazil	6	0.4%
31	Kuwait	6	0.4%
32	Finland	6	0.4%
33	France	6	0.4%
34	Ireland	6	0.4%
35	Pakistan	5	0.3%
36	Philippines	5	0.3%
37	Uzbekistan	5	0.3%
38	Sweden	5	0.3%
39	Taiwan	4	0.2%
40	Nigeria	4	0.2%
41	Dominican Republic	4	0.2%
42	Brunei Darussalam	3	0.2%
43	Jordan	3	0.2%
44	Slovakia	3	0.2%
45	Switzerland	2	0.1%
46	South Africa	2	0.1%
47	Spain	2	0.1%
48	Zambia	2	0.1%
49	Oman	2	0.1%
50	Malaysia	2	0.1%
51	Libya	2	0.1%
52	Peru	2	0.1%
53	Portugal	2	0.1%
54	Morocco	2	0.1%
55	Iraq	2	0.1%
56	Bangladesh	2	0.1%
57	Belgium	2	0.1%
58	Austria	1	0.1%
59	Cambodia	1	0.1%
60	Estonia	1	0.1%
61	Argentina	1	0.1%
62	Ghana	1	0.1%
63	Grenada	1	0.1%
64	Hong Kong	1	0.1%
65	Hungary	1	0.1%
66	Kyrgyzstan	1	0.1%
67	Israel	1	0.1%
68	Georgia	1	0.1%
69	Palestine, State of	1	0.1%
70	Poland	1	0.1%
71	Viet Nam	1	0.1%
72	Ukraine	1	0.1%
73	Slovenia	1	0.1%