Rank	Countries/Territories	Count	Percent
1	United States	1203	40.6%
2	China	691	23.3%
3	Germany	217	7.3%
4	Korea, Republic of	204	6.9%
5	Canada	124	4.2%
6	Ireland	79	2.7%
7	Australia	71	2.4%
8	Russia	48	1.6%
9	France	44	1.5%
10	Japan	39	1.3%
11	Netherlands	29	1%
12	India	26	0.9%
13	Latvia	19	0.6%
14	Iran, Islamic Republic of	15	0.5%
15	Cyprus	14	0.5%
16	Singapore	14	0.5%
17	United Kingdom	12	0.4%
18	Morocco	10	0.3%
19	Hong Kong	9	0.3%
20	Brazil	9	0.3%
21	Taiwan	7	0.2%
22	Spain	7	0.2%
23	Portugal	7	0.2%
24	Italy	6	0.2%
25	Sweden	5	0.2%
26	Ukraine	4	0.1%
27	Turkey	3	0.1%
28	Switzerland	3	0.1%
29	Peru	3	0.1%
30	Israel	3	0.1%
31	Egypt	3	0.1%
32	Indonesia	3	0.1%
33	Argentina	2	0.1%
34	Chile	2	0.1%
35	Bulgaria	2	0.1%
36	Lithuania	2	0.1%
37	Malaysia	2	0.1%
38	Mongolia	2	0.1%
39	New Zealand	2	0.1%
40	Norway	2	0.1%
41	Tunisia	2	0.1%
42	Romania	2	0.1%
43	Sri Lanka	2	0.1%
44	Slovakia	2	0.1%
45	Saudi Arabia	1	0%
46	Pakistan	1	0%
47	Austria	1	0%
48	Finland	1	0%
49	Greece	1	0%