Rank	Countries/Territories	Count	Percent
1	United States	245	29.6%
2	China	131	15.8%
3	Japan	70	8.5%
4	India	49	5.9%
5	Estonia	47	5.7%
6	Germany	29	3.5%
7	United Kingdom	29	3.5%
8	Korea, Republic of	23	2.8%
9	Belgium	22	2.7%
10	Turkey	19	2.3%
11	Singapore	15	1.8%
12	Canada	10	1.2%
13	Australia	9	1.1%
14	Cyprus	8	1%
15	France	7	0.8%
16	Italy	7	0.8%
17	Hong Kong	7	0.8%
18	Croatia	6	0.7%
19	Greece	6	0.7%
20	Iran, Islamic Republic of	5	0.6%
21	Lebanon	5	0.6%
22	Mexico	5	0.6%
23	Peru	5	0.6%
24	Portugal	4	0.5%
25	Russia	4	0.5%
26	Taiwan	4	0.5%
27	Spain	4	0.5%
28	Uruguay	4	0.5%
29	Netherlands	4	0.5%
30	Colombia	4	0.5%
31	Cote D'ivoire	4	0.5%
32	Brazil	4	0.5%
33	Jordan	3	0.4%
34	Indonesia	3	0.4%
35	Poland	3	0.4%
36	Romania	3	0.4%
37	Syrian Arab Republic	2	0.2%
38	Ukraine	2	0.2%
39	Ireland	2	0.2%
40	Bolivia, Plurinational State of	2	0.2%
41	Argentina	2	0.2%
42	Azerbaijan	2	0.2%
43	Austria	1	0.1%
44	Egypt	1	0.1%
45	Iraq	1	0.1%
46	Hungary	1	0.1%
47	Mongolia	1	0.1%
48	Sri Lanka	1	0.1%
49	Philippines	1	0.1%
50	Serbia	1	0.1%
51	Slovakia	1	0.1%