Rank	Countries/Territories	Count	Percent
1	United States	361	26.6%
2	China	221	16.3%
3	Germany	105	7.7%
4	Australia	60	4.4%
5	United Kingdom	57	4.2%
6		54	4%
7	Korea, Republic of	42	3.1%
8	India	36	2.7%
9	Russia	35	2.6%
10	Canada	32	2.4%
11	Iran, Islamic Republic of	26	1.9%
12	Taiwan	24	1.8%
13	Indonesia	23	1.7%
14	France	23	1.7%
15	Singapore	19	1.4%
16	Hong Kong	17	1.3%
17	Japan	15	1.1%
18	Pakistan	13	1%
19	Thailand	13	1%
20	Romania	12	0.9%
21	Ireland	10	0.7%
22	Bulgaria	10	0.7%
23	Cyprus	7	0.5%
24	Nigeria	7	0.5%
25	Morocco	7	0.5%
26	Netherlands	7	0.5%
27	Nepal	6	0.4%
28	Slovakia	6	0.4%
29	Tunisia	6	0.4%
30	Ukraine	5	0.4%
31	Sri Lanka	5	0.4%
32	Sweden	5	0.4%
33	Denmark	5	0.4%
34	Brazil	5	0.4%
35	Malaysia	5	0.4%
36	Mexico	4	0.3%
37	Lebanon	4	0.3%
38	Bangladesh	4	0.3%
39	Egypt	4	0.3%
40	Turkey	4	0.3%
41	Spain	4	0.3%
42	Poland	4	0.3%
43	New Zealand	4	0.3%
44	Slovenia	3	0.2%
45	Armenia	3	0.2%
46	Lithuania	3	0.2%
47	Italy	3	0.2%
48	Jordan	3	0.2%
49	Iraq	2	0.1%
50	Mongolia	2	0.1%
51	Argentina	2	0.1%
52	Ghana	2	0.1%
53	Ecuador	2	0.1%
54	Portugal	2	0.1%
55	Philippines	2	0.1%
56	Qatar	1	0.1%
57	South Africa	1	0.1%
58	Norway	1	0.1%
59	Palestine, State of	1	0.1%
60	Saudi Arabia	1	0.1%
61	Uganda	1	0.1%
62	Greece	1	0.1%
63	Bosnia and Herzegovina	1	0.1%
64	Mauritius	1	0.1%
65	Luxembourg	1	0.1%
66	Kyrgyzstan	1	0.1%
67	Latvia	1	0.1%