Rank	Countries/Territories	Count	Percent
1	United States	596	34.1%
2	China	584	33.4%
3	Germany	124	7.1%
4	Japan	47	2.7%
5	France	42	2.4%
6	Canada	28	1.6%
7	Singapore	25	1.4%
8	India	24	1.4%
9	Iran, Islamic Republic of	22	1.3%
10	United Kingdom	22	1.3%
11	Hong Kong	20	1.1%
12	Australia	20	1.1%
13	Qatar	15	0.9%
14	Cyprus	12	0.7%
15	Sweden	12	0.7%
16	Brazil	11	0.6%
17	Pakistan	11	0.6%
18	Netherlands	11	0.6%
19	Saudi Arabia	9	0.5%
20	Spain	9	0.5%
21	Russia	8	0.5%
22	Thailand	8	0.5%
23	Turkey	8	0.5%
24	Taiwan	7	0.4%
25	Bulgaria	7	0.4%
26	Bahrain	5	0.3%
27	Bangladesh	5	0.3%
28	Romania	5	0.3%
29	Ireland	4	0.2%
30	Malaysia	4	0.2%
31	Mexico	4	0.2%
32	Egypt	4	0.2%
33	Hungary	4	0.2%
34	Bosnia and Herzegovina	3	0.2%
35	Korea, Republic of	3	0.2%
36	Italy	3	0.2%
37	Norway	2	0.1%
38	Peru	2	0.1%
39	Macao	2	0.1%
40	Indonesia	2	0.1%
41	Czech Republic	2	0.1%
42	Ecuador	2	0.1%
43	Ukraine	2	0.1%
44	South Africa	1	0.1%
45	Viet Nam	1	0.1%
46	Zimbabwe	1	0.1%
47	Georgia	1	0.1%
48	Costa Rica	1	0.1%
49	Israel	1	0.1%
50	New Zealand	1	0.1%