Rank	Countries/Territories	Count	Percent
1	United States	600	36.3%
2	China	353	21.4%
3	Germany	114	6.9%
4	Japan	78	4.7%
5		54	3.3%
6	India	49	3%
7	Italy	46	2.8%
8	France	40	2.4%
9	Canada	37	2.2%
10	Russia	23	1.4%
11	Australia	20	1.2%
12	Netherlands	19	1.2%
13	Ireland	16	1%
14	Pakistan	14	0.8%
15	United Kingdom	12	0.7%
16	Thailand	10	0.6%
17	Iran, Islamic Republic of	10	0.6%
18	Hong Kong	10	0.6%
19	Korea, Republic of	9	0.5%
20	Romania	9	0.5%
21	Singapore	8	0.5%
22	Cyprus	8	0.5%
23	Colombia	7	0.4%
24	Spain	7	0.4%
25	Turkey	6	0.4%
26	Switzerland	6	0.4%
27	Mexico	6	0.4%
28	Mongolia	6	0.4%
29	Armenia	5	0.3%
30	Egypt	5	0.3%
31	Brazil	5	0.3%
32	Sweden	5	0.3%
33	Viet Nam	4	0.2%
34	Costa Rica	4	0.2%
35	Austria	3	0.2%
36	Bangladesh	3	0.2%
37	Belgium	3	0.2%
38	Malaysia	3	0.2%
39	Israel	3	0.2%
40	Slovakia	3	0.2%
41	Saudi Arabia	3	0.2%
42	Norway	2	0.1%
43	Portugal	2	0.1%
44	Qatar	2	0.1%
45	Syrian Arab Republic	2	0.1%
46	Argentina	2	0.1%
47	Burkina Faso	2	0.1%
48	Estonia	1	0.1%
49	Georgia	1	0.1%
50	Bulgaria	1	0.1%
51	Bolivia, Plurinational State of	1	0.1%
52	Indonesia	1	0.1%
53	Latvia	1	0.1%
54	Myanmar	1	0.1%
55	New Zealand	1	0.1%
56	Nicaragua	1	0.1%
57	Taiwan	1	0.1%
58	Slovenia	1	0.1%
59	Philippines	1	0.1%
60	Poland	1	0.1%
61	Yemen	1	0.1%