Rank	Countries/Territories	Count	Percent
1	United States	827	48.7%
2	China	314	18.5%
3	Germany	99	5.8%
4	India	38	2.2%
5	Romania	35	2.1%
6	Russia	29	1.7%
7	Japan	26	1.5%
8	Canada	26	1.5%
9	Netherlands	25	1.5%
10	Italy	21	1.2%
11	Brazil	20	1.2%
12	United Kingdom	19	1.1%
13	Ireland	18	1.1%
14	Singapore	17	1%
15	Korea, Republic of	11	0.6%
16	Cyprus	9	0.5%
17	France	9	0.5%
18	Taiwan	9	0.5%
19	Tanzania, United Republic of	9	0.5%
20	Spain	8	0.5%
21	Turkey	7	0.4%
22	Pakistan	7	0.4%
23	Peru	7	0.4%
24	Australia	7	0.4%
25	Indonesia	7	0.4%
26	Hong Kong	6	0.4%
27	Poland	6	0.4%
28	South Africa	6	0.4%
29	Syrian Arab Republic	5	0.3%
30	Jordan	5	0.3%
31	Mongolia	4	0.2%
32	Egypt	4	0.2%
33	Denmark	4	0.2%
34	Venezuela, Bolivarian Republic of	4	0.2%
35	Sweden	4	0.2%
36	Saudi Arabia	4	0.2%
37	Philippines	3	0.2%
38	Thailand	3	0.2%
39	Ecuador	3	0.2%
40	Greece	3	0.2%
41	Israel	3	0.2%
42	Iraq	2	0.1%
43	Nigeria	2	0.1%
44	Norway	2	0.1%
45	Argentina	2	0.1%
46	Austria	2	0.1%
47	Bulgaria	2	0.1%
48	Switzerland	2	0.1%
49	Slovenia	2	0.1%
50	Serbia	2	0.1%
51	Ukraine	1	0.1%
52	Viet Nam	1	0.1%
53	Cameroon	1	0.1%
54	Hungary	1	0.1%
55	Nicaragua	1	0.1%
56	Morocco	1	0.1%
57	Mexico	1	0.1%
58	Iran, Islamic Republic of	1	0.1%