Rank	Countries/Territories	Count	Percent
1	United States	639	31.4%
2	Netherlands	278	13.7%
3	China	260	12.8%
4	Ireland	224	11%
5	India	125	6.2%
6	Germany	77	3.8%
7	Saudi Arabia	60	3%
8	United Kingdom	52	2.6%
9	Canada	43	2.1%
10	Iran, Islamic Republic of	30	1.5%
11	Singapore	28	1.4%
12	Japan	19	0.9%
13	Turkey	15	0.7%
14	Mexico	14	0.7%
15	France	14	0.7%
16	Australia	13	0.6%
17	Korea, Republic of	12	0.6%
18	Greece	9	0.4%
19	Romania	9	0.4%
20	Hong Kong	8	0.4%
21	Egypt	8	0.4%
22	Cyprus	8	0.4%
23	Brazil	6	0.3%
24	Russia	6	0.3%
25	South Africa	6	0.3%
26	Switzerland	6	0.3%
27	Pakistan	5	0.2%
28	New Zealand	4	0.2%
29	Jordan	4	0.2%
30	Indonesia	4	0.2%
31	Denmark	4	0.2%
32	Portugal	4	0.2%
33	Ukraine	3	0.1%
34	United Arab Emirates	3	0.1%
35	Finland	3	0.1%
36	Czech Republic	3	0.1%
37	Philippines	3	0.1%
38	Malaysia	3	0.1%
39	Iraq	2	0.1%
40	Kazakhstan	2	0.1%
41	Italy	2	0.1%
42	Argentina	2	0.1%
43	Belgium	2	0.1%
44	Taiwan	2	0.1%
45	Thailand	1	0%
46	Trinidad and Tobago	1	0%
47	Slovenia	1	0%
48	Bahrain	1	0%
49	Chile	1	0%
50	Georgia	1	0%
51	Latvia	1	0%
52	Norway	1	0%