Rank	Countries/Territories	Count	Percent
1	United States	359	33.1%
2	China	222	20.5%
3	Germany	64	5.9%
4	India	49	4.5%
5	Russia	35	3.2%
6	Korea, Republic of	29	2.7%
7	Japan	27	2.5%
8	France	19	1.8%
9	Spain	18	1.7%
10	Netherlands	18	1.7%
11	United Kingdom	18	1.7%
12	Thailand	17	1.6%
13	Ireland	17	1.6%
14	Canada	16	1.5%
15	Israel	14	1.3%
16	Italy	13	1.2%
17	Iran, Islamic Republic of	10	0.9%
18	Taiwan	10	0.9%
19	Singapore	9	0.8%
20	Philippines	8	0.7%
21	Turkey	8	0.7%
22	Mauritius	7	0.6%
23	Saudi Arabia	7	0.6%
24	Cyprus	7	0.6%
25	Georgia	6	0.6%
26	Indonesia	6	0.6%
27	Greece	5	0.5%
28	Australia	5	0.5%
29	Brazil	5	0.5%
30	Serbia	5	0.5%
31	Romania	4	0.4%
32	Egypt	4	0.4%
33	Ecuador	3	0.3%
34	Bulgaria	3	0.3%
35	Mexico	3	0.3%
36	Moldova, Republic of	3	0.3%
37	Kazakhstan	2	0.2%
38	Poland	2	0.2%
39	Sweden	2	0.2%
40	Switzerland	2	0.2%
41	El Salvador	2	0.2%
42	Chile	2	0.2%
43	Colombia	2	0.2%
44	Bosnia and Herzegovina	2	0.2%
45	Lithuania	2	0.2%
46	Malaysia	1	0.1%
47	Jordan	1	0.1%
48	Hong Kong	1	0.1%
49	Hungary	1	0.1%
50	Croatia	1	0.1%
51	Algeria	1	0.1%
52	Armenia	1	0.1%
53	Bangladesh	1	0.1%
54	Belarus	1	0.1%
55	Belgium	1	0.1%
56	Tunisia	1	0.1%
57	Slovakia	1	0.1%
58	Peru	1	0.1%
59	Ukraine	1	0.1%