Rank	Countries/Territories	Count	Percent
1	United States	539	41.4%
2	China	228	17.5%
3	Germany	100	7.7%
4	France	37	2.8%
5	India	35	2.7%
6	Australia	26	2%
7	Netherlands	23	1.8%
8	United Kingdom	22	1.7%
9	Japan	21	1.6%
10	Belgium	19	1.5%
11	Canada	18	1.4%
12	Indonesia	18	1.4%
13	Norway	13	1%
14	Russia	13	1%
15	Singapore	12	0.9%
16	Ukraine	8	0.6%
17	Spain	8	0.6%
18	Korea, Republic of	8	0.6%
19	Egypt	8	0.6%
20	Ecuador	7	0.5%
21	Portugal	7	0.5%
22	Philippines	6	0.5%
23	Colombia	6	0.5%
24	Malaysia	6	0.5%
25	Hong Kong	6	0.5%
26	Greece	5	0.4%
27	Cyprus	5	0.4%
28	Pakistan	5	0.4%
29	Italy	5	0.4%
30	South Africa	5	0.4%
31	Taiwan	5	0.4%
32	Nigeria	4	0.3%
33	Finland	4	0.3%
34	Bulgaria	4	0.3%
35	Austria	4	0.3%
36	Bangladesh	3	0.2%
37	Czech Republic	3	0.2%
38	Denmark	3	0.2%
39	Iraq	3	0.2%
40	Lao People's Democratic Republic	3	0.2%
41	Kenya	3	0.2%
42	Israel	3	0.2%
43	Mexico	3	0.2%
44	New Zealand	3	0.2%
45	Thailand	3	0.2%
46	Switzerland	3	0.2%
47	Viet Nam	2	0.2%
48	Peru	2	0.2%
49	Poland	2	0.2%
50	Slovakia	2	0.2%
51	Saudi Arabia	2	0.2%
52	Ireland	2	0.2%
53	Iran, Islamic Republic of	2	0.2%
54	Hungary	2	0.2%
55	Brazil	2	0.2%
56	Cambodia	2	0.2%
57	Argentina	1	0.1%
58	Estonia	1	0.1%
59	Mauritius	1	0.1%
60	Serbia	1	0.1%
61	Romania	1	0.1%
62	Uzbekistan	1	0.1%
63	Turkey	1	0.1%
64	Sweden	1	0.1%