Rank	Countries/Territories	Count	Percent
1	United States	539	41.8%
2	China	237	18.4%
3	Germany	93	7.2%
4	United Kingdom	48	3.7%
5	Ukraine	47	3.6%
6	Canada	45	3.5%
7	India	27	2.1%
8	Korea, Republic of	26	2%
9	France	23	1.8%
10	Australia	20	1.6%
11	Spain	20	1.6%
12	South Africa	19	1.5%
13	Singapore	12	0.9%
14	Japan	11	0.9%
15	Netherlands	11	0.9%
16	Ireland	10	0.8%
17	Hong Kong	10	0.8%
18	Portugal	9	0.7%
19	Cyprus	8	0.6%
20	Mongolia	5	0.4%
21	Poland	5	0.4%
22	Russia	5	0.4%
23	Romania	4	0.3%
24	Sweden	4	0.3%
25	Philippines	3	0.2%
26	New Zealand	3	0.2%
27	Denmark	3	0.2%
28	Algeria	3	0.2%
29	Argentina	3	0.2%
30	Brazil	3	0.2%
31	Bulgaria	2	0.2%
32	Ecuador	2	0.2%
33	Egypt	2	0.2%
34	Colombia	2	0.2%
35	Nigeria	2	0.2%
36	Norway	2	0.2%
37	Malaysia	2	0.2%
38	Taiwan	2	0.2%
39	United Arab Emirates	2	0.2%
40	Turkey	2	0.2%
41	Thailand	1	0.1%
42	Switzerland	1	0.1%
43	Saudi Arabia	1	0.1%
44	Mauritius	1	0.1%
45	Mexico	1	0.1%
46	Iran, Islamic Republic of	1	0.1%
47	Italy	1	0.1%
48	Croatia	1	0.1%
49	Greece	1	0.1%
50	Finland	1	0.1%
51	Chile	1	0.1%
52	Austria	1	0.1%