Rank	Countries/Territories	Count	Percent
1	United States	582	31.5%
2	China	363	19.7%
3	United Kingdom	110	6%
4	Japan	102	5.5%
5	Germany	90	4.9%
6	Australia	38	2.1%
7	Ireland	36	2%
8	Canada	34	1.8%
9	Taiwan	34	1.8%
10	Korea, Republic of	32	1.7%
11	France	28	1.5%
12	Hong Kong	25	1.4%
13	Denmark	22	1.2%
14	Turkey	22	1.2%
15	Spain	20	1.1%
16	India	19	1%
17	Thailand	18	1%
18	Switzerland	18	1%
19	Russia	17	0.9%
20	Iran, Islamic Republic of	17	0.9%
21	Netherlands	15	0.8%
22	Singapore	15	0.8%
23	Israel	14	0.8%
24	Malaysia	13	0.7%
25	Portugal	12	0.7%
26	Poland	10	0.5%
27	Iceland	9	0.5%
28	Jordan	8	0.4%
29	Indonesia	8	0.4%
30	Brazil	8	0.4%
31	Cyprus	7	0.4%
32	Belgium	7	0.4%
33	Italy	6	0.3%
34	Czech Republic	5	0.3%
35	Romania	5	0.3%
36	South Africa	5	0.3%
37	Viet Nam	5	0.3%
38	Ukraine	4	0.2%
39	Saudi Arabia	4	0.2%
40	Norway	4	0.2%
41	Egypt	4	0.2%
42	Austria	3	0.2%
43	Hungary	3	0.2%
44	Pakistan	3	0.2%
45	Mexico	3	0.2%
46	Serbia	3	0.2%
47	Sweden	3	0.2%
48	Tunisia	2	0.1%
49	Zambia	2	0.1%
50	New Zealand	2	0.1%
51	Mauritius	2	0.1%
52	Palestine, State of	2	0.1%
53	Philippines	2	0.1%
54	Ghana	2	0.1%
55	Jamaica	2	0.1%
56	Bangladesh	2	0.1%
57	Chile	2	0.1%
58	Colombia	2	0.1%
59	Algeria	1	0.1%
60	El Salvador	1	0.1%
61	Ethiopia	1	0.1%
62	Finland	1	0.1%
63	Kenya	1	0.1%
64	Lao People's Democratic Republic	1	0.1%
65	Lebanon	1	0.1%
66	Iraq	1	0.1%
67	Mongolia	1	0.1%
68	Nigeria	1	0.1%