Rank	Countries/Territories	Count	Percent
1	United States	302	33.8%
2	China	100	11.2%
3	Germany	95	10.6%
4	Netherlands	38	4.3%
5	United Kingdom	37	4.1%
6	Ireland	36	4%
7	India	32	3.6%
8	Japan	29	3.2%
9	Bulgaria	25	2.8%
10	Canada	25	2.8%
11	France	18	2%
12	Australia	15	1.7%
13	Singapore	10	1.1%
14	Taiwan	8	0.9%
15	Romania	7	0.8%
16	Thailand	6	0.7%
17	Ukraine	6	0.7%
18	Indonesia	6	0.7%
19	Cyprus	6	0.7%
20	Korea, Republic of	5	0.6%
21	Kazakhstan	5	0.6%
22	Pakistan	5	0.6%
23	Hong Kong	4	0.4%
24	Bangladesh	4	0.4%
25	Serbia	4	0.4%
26	Turkey	4	0.4%
27	Norway	4	0.4%
28	Slovenia	4	0.4%
29	South Africa	3	0.3%
30	Tanzania, United Republic of	3	0.3%
31	Argentina	3	0.3%
32	Malaysia	3	0.3%
33	Mauritius	3	0.3%
34	Mexico	2	0.2%
35	Italy	2	0.2%
36	Philippines	2	0.2%
37	Nigeria	2	0.2%
38	Brazil	2	0.2%
39	Albania	2	0.2%
40	Cambodia	2	0.2%
41	Egypt	2	0.2%
42	Ghana	2	0.2%
43	Spain	2	0.2%
44	Sweden	2	0.2%
45	Russia	2	0.2%
46	Saudi Arabia	1	0.1%
47	Switzerland	1	0.1%
48	Slovakia	1	0.1%
49	Viet Nam	1	0.1%
50	Yemen	1	0.1%
51	Hungary	1	0.1%
52	Iraq	1	0.1%
53	Armenia	1	0.1%
54	Kenya	1	0.1%
55	Poland	1	0.1%
56	Puerto Rico	1	0.1%
57	Qatar	1	0.1%
58	Jersey	1	0.1%
59	Jordan	1	0.1%