Rank	Countries/Territories	Count	Percent
1	United States	647	43.6%
2	China	267	18%
3	Japan	157	10.6%
4	Germany	55	3.7%
5	United Kingdom	40	2.7%
6	Singapore	33	2.2%
7	Australia	29	2%
8	Canada	24	1.6%
9	Ireland	24	1.6%
10	India	21	1.4%
11	Indonesia	13	0.9%
12	Korea, Republic of	12	0.8%
13	Peru	12	0.8%
14	Brazil	10	0.7%
15	Russia	9	0.6%
16	Netherlands	8	0.5%
17	Bulgaria	7	0.5%
18	France	7	0.5%
19	Taiwan	7	0.5%
20	Thailand	7	0.5%
21	South Africa	6	0.4%
22	Hong Kong	6	0.4%
23	Malaysia	6	0.4%
24	Egypt	5	0.3%
25	Viet Nam	5	0.3%
26	Moldova, Republic of	4	0.3%
27	Norway	4	0.3%
28	Ethiopia	4	0.3%
29	Bahrain	4	0.3%
30	Iran, Islamic Republic of	4	0.3%
31	Greece	3	0.2%
32	Argentina	3	0.2%
33	Colombia	3	0.2%
34	Sweden	3	0.2%
35	Oman	2	0.1%
36	Pakistan	2	0.1%
37	Turkey	2	0.1%
38	Cyprus	2	0.1%
39	Ecuador	2	0.1%
40	Israel	2	0.1%
41	Italy	2	0.1%
42	Mexico	2	0.1%
43	New Zealand	2	0.1%
44	Niger	1	0.1%
45	Nigeria	1	0.1%
46	Kenya	1	0.1%
47	Iraq	1	0.1%
48	Algeria	1	0.1%
49	Cameroon	1	0.1%
50	Barbados	1	0.1%
51	Belgium	1	0.1%
52	Bolivia, Plurinational State of	1	0.1%
53	Tunisia	1	0.1%
54	Venezuela, Bolivarian Republic of	1	0.1%
55	Mongolia	1	0.1%
56	Nepal	1	0.1%
57	Romania	1	0.1%
58	Switzerland	1	0.1%
59	Tanzania, United Republic of	1	0.1%
60	Spain	1	0.1%
61	Sri Lanka	1	0.1%