Rank	Countries/Territories	Count	Percent
1	United States	629	38.6%
2	China	406	24.9%
3	Australia	70	4.3%
4	Germany	67	4.1%
5	India	65	4%
6	Brazil	37	2.3%
7	Japan	27	1.7%
8	Iran, Islamic Republic of	25	1.5%
9	Ireland	23	1.4%
10	Taiwan	22	1.3%
11	Indonesia	21	1.3%
12	Russia	20	1.2%
13	Korea, Republic of	18	1.1%
14	Mexico	18	1.1%
15	Netherlands	18	1.1%
16	Switzerland	15	0.9%
17	Hong Kong	15	0.9%
18	United Kingdom	15	0.9%
19	Canada	12	0.7%
20	Italy	10	0.6%
21	Thailand	10	0.6%
22	South Africa	9	0.6%
23	Poland	8	0.5%
24	Cyprus	7	0.4%
25	France	7	0.4%
26	Malaysia	6	0.4%
27	Venezuela, Bolivarian Republic of	6	0.4%
28	Philippines	4	0.2%
29	Colombia	4	0.2%
30	Belgium	4	0.2%
31	Israel	3	0.2%
32	Portugal	3	0.2%
33	Singapore	3	0.2%
34	Ukraine	3	0.2%
35	Spain	2	0.1%
36	Pakistan	2	0.1%
37	New Zealand	2	0.1%
38	Argentina	2	0.1%
39	Estonia	2	0.1%
40	Finland	2	0.1%
41	Hungary	1	0.1%
42	Norway	1	0.1%
43	Montenegro	1	0.1%
44	Nepal	1	0.1%
45	Sweden	1	0.1%
46	Slovakia	1	0.1%
47	Romania	1	0.1%
48	Viet Nam	1	0.1%