Rank	Countries/Territories	Count	Percent
1	United States	820	36.7%
2	China	439	19.7%
3	Russia	142	6.4%
4	Germany	110	4.9%
5	Japan	109	4.9%
6	Singapore	84	3.8%
7	Netherlands	73	3.3%
8	Ireland	64	2.9%
9	India	41	1.8%
10	France	29	1.3%
11	Australia	27	1.2%
12	Brazil	23	1%
13	United Kingdom	21	0.9%
14	Turkey	20	0.9%
15	Korea, Republic of	18	0.8%
16	Mexico	14	0.6%
17	Canada	13	0.6%
18	Chile	12	0.5%
19	Nepal	12	0.5%
20	South Africa	12	0.5%
21	Cyprus	11	0.5%
22	Indonesia	10	0.4%
23	Hong Kong	8	0.4%
24	Colombia	8	0.4%
25	Romania	8	0.4%
26	Thailand	7	0.3%
27	Taiwan	7	0.3%
28	Iran, Islamic Republic of	7	0.3%
29	Latvia	6	0.3%
30	Portugal	6	0.3%
31	Egypt	5	0.2%
32	Argentina	4	0.2%
33	Spain	4	0.2%
34	New Zealand	3	0.1%
35	Nigeria	3	0.1%
36	Norway	3	0.1%
37	Finland	3	0.1%
38	Lithuania	3	0.1%
39	Macao	3	0.1%
40	Israel	2	0.1%
41	Italy	2	0.1%
42	Iraq	2	0.1%
43	Hungary	2	0.1%
44	Greece	2	0.1%
45	Ecuador	2	0.1%
46	Bangladesh	2	0.1%
47	Pakistan	2	0.1%
48	Mongolia	2	0.1%
49	Switzerland	2	0.1%
50	Poland	2	0.1%
51	Viet Nam	2	0.1%
52	United Arab Emirates	1	0%
53	Tanzania, United Republic of	1	0%
54	Saudi Arabia	1	0%
55	Serbia	1	0%
56	Morocco	1	0%
57	Philippines	1	0%
58	Belarus	1	0%
59	Belgium	1	0%
60	Albania	1	0%
61	Austria	1	0%
62	Estonia	1	0%
63	Ethiopia	1	0%
64	Croatia	1	0%
65	Denmark	1	0%
66	Kazakhstan	1	0%
67	Malaysia	1	0%