Rank	Countries/Territories	Count	Percent
1	United States	611	42.3%
2	China	275	19%
3	Germany	73	5.1%
4	Ireland	65	4.5%
5	Canada	60	4.2%
6	Australia	36	2.5%
7	Netherlands	36	2.5%
8	Japan	33	2.3%
9	India	32	2.2%
10	United Kingdom	24	1.7%
11	Singapore	20	1.4%
12	Egypt	13	0.9%
13	Spain	12	0.8%
14	France	11	0.8%
15	Malaysia	10	0.7%
16	Russia	10	0.7%
17	Romania	9	0.6%
18	Hong Kong	8	0.6%
19	Austria	8	0.6%
20	Italy	7	0.5%
21	Indonesia	7	0.5%
22	Turkey	7	0.5%
23	Iraq	6	0.4%
24	Portugal	6	0.4%
25	Argentina	6	0.4%
26	Cyprus	6	0.4%
27	Korea, Republic of	5	0.3%
28	Mexico	4	0.3%
29	Pakistan	4	0.3%
30	Nicaragua	3	0.2%
31	Latvia	3	0.2%
32	Israel	3	0.2%
33	Taiwan	3	0.2%
34	Tunisia	3	0.2%
35	Syrian Arab Republic	2	0.1%
36	Sweden	2	0.1%
37	Ukraine	2	0.1%
38	Panama	2	0.1%
39	Poland	2	0.1%
40	Czech Republic	2	0.1%
41	Ethiopia	2	0.1%
42	Guatemala	2	0.1%
43	Cote D'ivoire	2	0.1%
44	Belgium	1	0.1%
45	Brazil	1	0.1%
46	Denmark	1	0.1%
47	Norway	1	0.1%
48	Saudi Arabia	1	0.1%
49	Serbia	1	0.1%
50	Myanmar	1	0.1%
51	Switzerland	1	0.1%