Rank	Countries/Territories	Count	Percent
1	United States	561	40.9%
2	China	389	28.4%
3	Germany	104	7.6%
4	India	86	6.3%
5	Canada	24	1.7%
6	Brazil	20	1.5%
7	Russia	19	1.4%
8	Japan	17	1.2%
9	Ireland	14	1%
10	Latvia	12	0.9%
11	Netherlands	12	0.9%
12	Pakistan	11	0.8%
13	Korea, Republic of	11	0.8%
14	France	10	0.7%
15	Australia	9	0.7%
16	Czech Republic	7	0.5%
17	Israel	6	0.4%
18	Hong Kong	6	0.4%
19	Cyprus	5	0.4%
20	Thailand	5	0.4%
21	United Kingdom	5	0.4%
22	Mexico	4	0.3%
23	Denmark	4	0.3%
24	Iran, Islamic Republic of	4	0.3%
25	Italy	3	0.2%
26	Egypt	2	0.1%
27	Lithuania	2	0.1%
28	Romania	2	0.1%
29	Norway	2	0.1%
30	Turkey	2	0.1%
31	Sweden	2	0.1%
32	Serbia	2	0.1%
33	South Africa	2	0.1%
34	Nepal	2	0.1%
35	Spain	1	0.1%
36	Singapore	1	0.1%
37	Syrian Arab Republic	1	0.1%
38	Taiwan	1	0.1%
39	Mongolia	1	0.1%
40	Hungary	1	0.1%