Rank	Countries/Territories	Count	Percent
1	United States	645	47.6%
2	China	312	23%
3	Germany	77	5.7%
4	France	62	4.6%
5	Japan	24	1.8%
6	United Kingdom	18	1.3%
7	Russia	16	1.2%
8	Canada	14	1%
9	Australia	12	0.9%
10	Argentina	11	0.8%
11	India	11	0.8%
12	Switzerland	11	0.8%
13	Ireland	10	0.7%
14	Italy	10	0.7%
15	Korea, Republic of	10	0.7%
16	Netherlands	9	0.7%
17	Ecuador	8	0.6%
18	Egypt	7	0.5%
19	Cyprus	7	0.5%
20	Singapore	7	0.5%
21	Spain	6	0.4%
22	Taiwan	5	0.4%
23	Hong Kong	5	0.4%
24	Mexico	5	0.4%
25	Mongolia	4	0.3%
26	Iran, Islamic Republic of	4	0.3%
27	Latvia	4	0.3%
28	Ukraine	4	0.3%
29	Philippines	4	0.3%
30	Portugal	3	0.2%
31	Peru	3	0.2%
32	Lithuania	3	0.2%
33	Indonesia	3	0.2%
34	Pakistan	2	0.1%
35	Dominican Republic	2	0.1%
36	United Arab Emirates	2	0.1%
37	Sweden	2	0.1%
38	Slovakia	1	0.1%
39	South Africa	1	0.1%
40	Turkey	1	0.1%
41	Estonia	1	0.1%
42	Hungary	1	0.1%
43	Greece	1	0.1%
44	Denmark	1	0.1%
45	Colombia	1	0.1%
46	Bahrain	1	0.1%
47	Brazil	1	0.1%
48	New Zealand	1	0.1%
49	Nigeria	1	0.1%
50	Norway	1	0.1%
51	Malaysia	1	0.1%