Rank	Countries/Territories	Count	Percent
1	United States	267	31%
2	China	224	26%
3	India	90	10.5%
4	Germany	42	4.9%
5	Greece	32	3.7%
6	Russia	23	2.7%
7	Latvia	23	2.7%
8	Singapore	20	2.3%
9	Canada	15	1.7%
10	Netherlands	14	1.6%
11	Korea, Republic of	13	1.5%
12	France	13	1.5%
13	Japan	9	1%
14	Israel	8	0.9%
15	Australia	8	0.9%
16	Iran, Islamic Republic of	5	0.6%
17	Ireland	5	0.6%
18	Italy	5	0.6%
19	Czech Republic	4	0.5%
20	Sweden	3	0.3%
21	Turkey	3	0.3%
22	United Kingdom	3	0.3%
23	Finland	2	0.2%
24	Colombia	2	0.2%
25	Cyprus	2	0.2%
26	Bangladesh	2	0.2%
27	Brazil	2	0.2%
28	Argentina	2	0.2%
29	Indonesia	2	0.2%
30	Hong Kong	2	0.2%
31	Hungary	2	0.2%
32	Ghana	2	0.2%
33	Norway	2	0.2%
34	Sri Lanka	2	0.2%
35	Slovakia	2	0.2%
36	South Africa	1	0.1%
37	New Zealand	1	0.1%
38	Palestine, State of	1	0.1%
39	Poland	1	0.1%
40	Portugal	1	0.1%
41	Switzerland	1	0.1%