Rank	Countries/Territories	Count	Percent
1	United States	330	38.3%
2	China	180	20.9%
3	Germany	77	8.9%
4	Canada	43	5%
5	United Kingdom	35	4.1%
6	Korea, Republic of	25	2.9%
7	India	24	2.8%
8	France	15	1.7%
9	Australia	13	1.5%
10	Spain	13	1.5%
11	South Africa	10	1.2%
12	Japan	9	1%
13	Singapore	8	0.9%
14	Netherlands	8	0.9%
15	Ireland	7	0.8%
16	Portugal	6	0.7%
17	Cyprus	5	0.6%
18	Ukraine	5	0.6%
19	Poland	4	0.5%
20	Russia	4	0.5%
21	Romania	3	0.3%
22	Brazil	3	0.3%
23	Hong Kong	3	0.3%
24	Ecuador	2	0.2%
25	Bulgaria	2	0.2%
26	Colombia	2	0.2%
27	Philippines	2	0.2%
28	New Zealand	2	0.2%
29	Nigeria	2	0.2%
30	Turkey	2	0.2%
31	Sweden	2	0.2%
32	Taiwan	2	0.2%
33	Thailand	1	0.1%
34	Switzerland	1	0.1%
35	United Arab Emirates	1	0.1%
36	Norway	1	0.1%
37	Italy	1	0.1%
38	Mauritius	1	0.1%
39	Mexico	1	0.1%
40	Saudi Arabia	1	0.1%
41	Croatia	1	0.1%
42	Denmark	1	0.1%
43	Algeria	1	0.1%
44	Finland	1	0.1%
45	Greece	1	0.1%
46	Iran, Islamic Republic of	1	0.1%