Rank	Countries/Territories	Count	Percent
1	United States	628	36.6%
2	China	487	28.4%
3	Germany	135	7.9%
4	Japan	75	4.4%
5	India	43	2.5%
6	Russia	42	2.4%
7	Canada	41	2.4%
8	Korea, Republic of	31	1.8%
9	Singapore	26	1.5%
10	Netherlands	25	1.5%
11	France	25	1.5%
12	Australia	15	0.9%
13	Hong Kong	14	0.8%
14	Taiwan	14	0.8%
15	United Kingdom	13	0.8%
16	Iran, Islamic Republic of	10	0.6%
17	Italy	9	0.5%
18	Cyprus	8	0.5%
19	Thailand	8	0.5%
20	Israel	5	0.3%
21	Romania	5	0.3%
22	United Arab Emirates	4	0.2%
23	Ukraine	3	0.2%
24	Viet Nam	3	0.2%
25	Nepal	3	0.2%
26	Oman	3	0.2%
27	Pakistan	3	0.2%
28	Austria	3	0.2%
29	Hungary	3	0.2%
30	Indonesia	3	0.2%
31	Algeria	3	0.2%
32	Argentina	2	0.1%
33	Bangladesh	2	0.1%
34	Bosnia and Herzegovina	2	0.1%
35	Ireland	2	0.1%
36	Lithuania	2	0.1%
37	Malaysia	2	0.1%
38	Switzerland	2	0.1%
39	Tunisia	1	0.1%
40	Uganda	1	0.1%
41	South Africa	1	0.1%
42	Spain	1	0.1%
43	Sweden	1	0.1%
44	Mongolia	1	0.1%
45	Latvia	1	0.1%
46	Poland	1	0.1%
47	Portugal	1	0.1%
48	New Zealand	1	0.1%
49	Brazil	1	0.1%
50	Czech Republic	1	0.1%
51	Egypt	1	0.1%