Rank	Countries/Territories	Count	Percent
1	United States	677	39.8%
2	China	401	23.5%
3	Germany	148	8.7%
4	France	50	2.9%
5	United Kingdom	41	2.4%
6	Singapore	40	2.3%
7	Netherlands	31	1.8%
8	Japan	30	1.8%
9	India	26	1.5%
10	Sweden	23	1.4%
11	Korea, Republic of	21	1.2%
12	Canada	20	1.2%
13	Australia	20	1.2%
14	Russia	17	1%
15	Ukraine	10	0.6%
16	Uruguay	10	0.6%
17	Croatia	10	0.6%
18	Malaysia	9	0.5%
19	Cyprus	7	0.4%
20	Ireland	7	0.4%
21	Indonesia	6	0.4%
22	Brazil	6	0.4%
23	Switzerland	6	0.4%
24	Turkey	5	0.3%
25	Viet Nam	5	0.3%
26	Belgium	5	0.3%
27	Italy	5	0.3%
28	Iran, Islamic Republic of	4	0.2%
29	Iraq	4	0.2%
30	Norway	4	0.2%
31	Pakistan	4	0.2%
32	Colombia	4	0.2%
33	Denmark	4	0.2%
34	Ethiopia	4	0.2%
35	Hong Kong	4	0.2%
36	Bulgaria	3	0.2%
37	Mexico	3	0.2%
38	Romania	3	0.2%
39	Serbia	3	0.2%
40	Saudi Arabia	2	0.1%
41	Taiwan	2	0.1%
42	Argentina	2	0.1%
43	Latvia	2	0.1%
44	Israel	2	0.1%
45	Libya	1	0.1%
46	Poland	1	0.1%
47	Portugal	1	0.1%
48	Austria	1	0.1%
49	Bangladesh	1	0.1%
50	Iceland	1	0.1%
51	Ecuador	1	0.1%
52	Egypt	1	0.1%
53	Thailand	1	0.1%
54	Tunisia	1	0.1%
55	Uganda	1	0.1%
56	Morocco	1	0.1%
57	South Africa	1	0.1%