Rank	Countries/Territories	Count	Percent
1	United States	656	33%
2	China	610	30.7%
3	Germany	137	6.9%
4	Canada	81	4.1%
5		74	3.7%
6	France	60	3%
7	Japan	54	2.7%
8	Turkey	35	1.8%
9	Korea, Republic of	28	1.4%
10	Australia	27	1.4%
11	India	22	1.1%
12	Netherlands	22	1.1%
13	Cyprus	18	0.9%
14	Singapore	18	0.9%
15	Russia	16	0.8%
16	Ireland	11	0.6%
17	Mexico	8	0.4%
18	Taiwan	8	0.4%
19	Portugal	7	0.4%
20	Italy	7	0.4%
21	Egypt	7	0.4%
22	Hong Kong	7	0.4%
23	Spain	6	0.3%
24	Switzerland	5	0.3%
25	Ukraine	5	0.3%
26	Venezuela, Bolivarian Republic of	4	0.2%
27	Romania	4	0.2%
28	Cuba	4	0.2%
29	Brazil	4	0.2%
30	Iran, Islamic Republic of	4	0.2%
31	Indonesia	3	0.2%
32	Nigeria	3	0.2%
33	Bulgaria	3	0.2%
34	Colombia	3	0.2%
35	Argentina	2	0.1%
36	Malaysia	2	0.1%
37	Iraq	2	0.1%
38	Latvia	2	0.1%
39	Nicaragua	2	0.1%
40	Philippines	2	0.1%
41	South Africa	2	0.1%
42	Viet Nam	2	0.1%
43	Yemen	1	0.1%
44	Uganda	1	0.1%
45	Slovakia	1	0.1%
46	United Kingdom	1	0.1%
47	Lebanon	1	0.1%
48	Norway	1	0.1%
49	Pakistan	1	0.1%
50	New Zealand	1	0.1%
51	Bangladesh	1	0.1%
52	Costa Rica	1	0.1%
53	Czech Republic	1	0.1%