Rank	Countries/Territories	Count	Percent
1	United States	731	44.2%
2	China	339	20.5%
3	Germany	125	7.6%
4	India	80	4.8%
5	Korea, Republic of	40	2.4%
6	Netherlands	34	2.1%
7	Japan	27	1.6%
8	United Kingdom	27	1.6%
9	France	25	1.5%
10	Canada	20	1.2%
11	Russia	18	1.1%
12	Pakistan	15	0.9%
13	Egypt	15	0.9%
14	Australia	15	0.9%
15	Singapore	15	0.9%
16	Taiwan	11	0.7%
17	Indonesia	11	0.7%
18	Mongolia	11	0.7%
19	Ireland	9	0.5%
20	Cyprus	8	0.5%
21	Malaysia	7	0.4%
22	Nigeria	6	0.4%
23	Romania	6	0.4%
24	Iran, Islamic Republic of	5	0.3%
25	Hong Kong	4	0.2%
26	Poland	4	0.2%
27	Israel	4	0.2%
28	Spain	4	0.2%
29	United Arab Emirates	4	0.2%
30	Ukraine	3	0.2%
31	Thailand	3	0.2%
32	Mexico	3	0.2%
33	Morocco	3	0.2%
34	Nepal	2	0.1%
35	Italy	2	0.1%
36	Kuwait	2	0.1%
37	Tunisia	2	0.1%
38	Turkey	2	0.1%
39	Sweden	2	0.1%
40	Tanzania, United Republic of	1	0.1%
41	Latvia	1	0.1%
42	Lithuania	1	0.1%
43	Bangladesh	1	0.1%
44	Ghana	1	0.1%
45	Greece	1	0.1%
46	Norway	1	0.1%
47	Portugal	1	0.1%
48	Peru	1	0.1%
49	Saudi Arabia	1	0.1%
50	Serbia	1	0.1%