Rank	Countries/Territories	Count	Percent
1	United States	621	42.2%
2	China	267	18.2%
3	India	125	8.5%
4	Germany	102	6.9%
5	Korea, Republic of	34	2.3%
6	Ireland	27	1.8%
7	United Kingdom	26	1.8%
8	Netherlands	23	1.6%
9	Japan	22	1.5%
10	Russia	18	1.2%
11	Viet Nam	17	1.2%
12	France	16	1.1%
13	Australia	14	1%
14	Canada	12	0.8%
15	Singapore	11	0.7%
16	Israel	10	0.7%
17	Malaysia	10	0.7%
18	Qatar	9	0.6%
19	Thailand	9	0.6%
20	Switzerland	8	0.5%
21	Cyprus	8	0.5%
22	Egypt	8	0.5%
23	Hong Kong	7	0.5%
24	Spain	7	0.5%
25	Ukraine	7	0.5%
26	Slovakia	4	0.3%
27	Argentina	4	0.3%
28	Italy	4	0.3%
29	Nepal	4	0.3%
30	Brazil	3	0.2%
31	Indonesia	3	0.2%
32	Taiwan	3	0.2%
33	Turkey	3	0.2%
34	Iran, Islamic Republic of	2	0.1%
35	Romania	2	0.1%
36	Saudi Arabia	2	0.1%
37	Pakistan	2	0.1%
38	Philippines	2	0.1%
39	Portugal	2	0.1%
40	Mauritius	1	0.1%
41	Mexico	1	0.1%
42	Mongolia	1	0.1%
43	Georgia	1	0.1%
44	Azerbaijan	1	0.1%
45	Bolivia, Plurinational State of	1	0.1%
46	Chile	1	0.1%
47	Costa Rica	1	0.1%
48	Tanzania, United Republic of	1	0.1%
49	Sweden	1	0.1%
50	United Arab Emirates	1	0.1%
51	Uzbekistan	1	0.1%
52	Yemen	1	0.1%