Rank	Countries/Territories	Count	Percent
1	United States	737	41.5%
2	China	355	20%
3	Germany	172	9.7%
4	India	88	4.9%
5	Korea, Republic of	43	2.4%
6	France	41	2.3%
7	Netherlands	37	2.1%
8	Japan	28	1.6%
9	United Kingdom	27	1.5%
10	Canada	24	1.3%
11	Pakistan	19	1.1%
12	Russia	18	1%
13	Australia	16	0.9%
14	Egypt	15	0.8%
15	Singapore	15	0.8%
16	Ireland	13	0.7%
17	Indonesia	13	0.7%
18	Mongolia	11	0.6%
19	Taiwan	11	0.6%
20	Cyprus	8	0.4%
21	Israel	7	0.4%
22	Malaysia	7	0.4%
23	Nigeria	6	0.3%
24	Romania	6	0.3%
25	Hong Kong	5	0.3%
26	Iran, Islamic Republic of	5	0.3%
27	Poland	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	Iraq	3	0.2%
35	Italy	2	0.1%
36	Bangladesh	2	0.1%
37	Nepal	2	0.1%
38	Kuwait	2	0.1%
39	Tunisia	2	0.1%
40	Turkey	2	0.1%
41	Sweden	2	0.1%
42	Saudi Arabia	1	0.1%
43	Serbia	1	0.1%
44	Tanzania, United Republic of	1	0.1%
45	Latvia	1	0.1%
46	Lithuania	1	0.1%
47	Portugal	1	0.1%
48	Norway	1	0.1%
49	Peru	1	0.1%
50	Ghana	1	0.1%
51	Greece	1	0.1%