Rank	Countries/Territories	Count	Percent
1	United States	558	29.9%
2	China	534	28.6%
3	India	146	7.8%
4	Germany	131	7%
5	United Kingdom	56	3%
6	Canada	49	2.6%
7	Australia	34	1.8%
8	France	27	1.4%
9	Iran, Islamic Republic of	25	1.3%
10	Netherlands	23	1.2%
11	Taiwan	23	1.2%
12	Singapore	22	1.2%
13	Korea, Republic of	21	1.1%
14	Spain	17	0.9%
15	Mexico	16	0.9%
16	Japan	15	0.8%
17	Indonesia	15	0.8%
18	Ireland	12	0.6%
19	Lithuania	10	0.5%
20	Italy	8	0.4%
21	Brazil	8	0.4%
22	Egypt	8	0.4%
23	Chile	7	0.4%
24	Russia	7	0.4%
25	Nepal	7	0.4%
26	Viet Nam	7	0.4%
27	Turkey	6	0.3%
28	Hong Kong	6	0.3%
29	Denmark	5	0.3%
30	Romania	5	0.3%
31	Sweden	5	0.3%
32	Thailand	5	0.3%
33	Pakistan	4	0.2%
34	Ukraine	4	0.2%
35	Cyprus	4	0.2%
36	Malaysia	4	0.2%
37	Ecuador	3	0.2%
38	South Africa	3	0.2%
39	Oman	3	0.2%
40	Philippines	2	0.1%
41	Portugal	2	0.1%
42	Slovenia	2	0.1%
43	Belgium	2	0.1%
44	Israel	2	0.1%
45	Guyana	2	0.1%
46	Mauritius	1	0.1%
47	Jordan	1	0.1%
48	Moldova, Republic of	1	0.1%
49	Mongolia	1	0.1%
50	Austria	1	0.1%
51	Bangladesh	1	0.1%
52	Algeria	1	0.1%
53	Argentina	1	0.1%
54	Cuba	1	0.1%
55	Grenada	1	0.1%
56	Serbia	1	0.1%
57	Puerto Rico	1	0.1%