Rank	Countries/Territories	Count	Percent
1	United States	268	30.5%
2	China	263	29.9%
3	Germany	107	12.2%
4	India	57	6.5%
5	Russia	18	2%
6	Turkey	16	1.8%
7	Netherlands	14	1.6%
8	Canada	13	1.5%
9	Spain	11	1.2%
10	Japan	7	0.8%
11	Colombia	7	0.8%
12	Australia	7	0.8%
13	Greece	6	0.7%
14	Egypt	6	0.7%
15	Korea, Republic of	6	0.7%
16	Ireland	6	0.7%
17	Indonesia	5	0.6%
18	Singapore	5	0.6%
19	United Kingdom	5	0.6%
20	United Arab Emirates	3	0.3%
21	Hong Kong	3	0.3%
22	Cyprus	3	0.3%
23	Czech Republic	3	0.3%
24	Denmark	3	0.3%
25	Austria	3	0.3%
26	Brazil	3	0.3%
27	Bulgaria	3	0.3%
28	Philippines	3	0.3%
29	Poland	3	0.3%
30	Portugal	3	0.3%
31	New Zealand	2	0.2%
32	Saudi Arabia	2	0.2%
33	Costa Rica	2	0.2%
34	Belgium	2	0.2%
35	France	2	0.2%
36	Iran, Islamic Republic of	1	0.1%
37	Bangladesh	1	0.1%
38	Sri Lanka	1	0.1%
39	Switzerland	1	0.1%
40	Thailand	1	0.1%
41	Romania	1	0.1%
42	Italy	1	0.1%
43	Jamaica	1	0.1%
44	Malaysia	1	0.1%
45	South Africa	1	0.1%