Rank	Countries/Territories	Count	Percent
1	United States	295	34.4%
2	China	152	17.7%
3	Serbia	86	10%
4	Singapore	58	6.8%
5	Germany	42	4.9%
6	India	41	4.8%
7	Japan	23	2.7%
8	Russia	20	2.3%
9	Ireland	17	2%
10	Greece	16	1.9%
11	Canada	13	1.5%
12	Latvia	12	1.4%
13	Switzerland	7	0.8%
14	Hong Kong	7	0.8%
15	Korea, Republic of	6	0.7%
16	Spain	6	0.7%
17	Malaysia	5	0.6%
18	Mexico	5	0.6%
19	Israel	5	0.6%
20	Australia	4	0.5%
21	Netherlands	4	0.5%
22	Poland	4	0.5%
23	Romania	3	0.3%
24	Denmark	3	0.3%
25	Egypt	3	0.3%
26	United Kingdom	3	0.3%
27	Argentina	2	0.2%
28	Belgium	2	0.2%
29	Taiwan	2	0.2%
30	Ukraine	2	0.2%
31	Sweden	1	0.1%
32	South Africa	1	0.1%
33	Lebanon	1	0.1%
34	Oman	1	0.1%
35	Austria	1	0.1%
36	Bangladesh	1	0.1%
37	Finland	1	0.1%
38	Cyprus	1	0.1%
39	Italy	1	0.1%
40	Indonesia	1	0.1%