Rank	Countries/Territories	Count	Percent
1	United States	460	38.1%
2	China	184	15.2%
3	Germany	130	10.8%
4	India	56	4.6%
5	Japan	46	3.8%
6	United Kingdom	38	3.1%
7	Ireland	34	2.8%
8	Netherlands	33	2.7%
9	Canada	21	1.7%
10	France	21	1.7%
11	Israel	19	1.6%
12	Spain	17	1.4%
13	Singapore	13	1.1%
14	Australia	13	1.1%
15	Hong Kong	12	1%
16	Taiwan	11	0.9%
17	Italy	9	0.7%
18	Iran, Islamic Republic of	6	0.5%
19	Korea, Republic of	6	0.5%
20	Portugal	6	0.5%
21	Slovakia	6	0.5%
22	Turkey	5	0.4%
23	Cyprus	5	0.4%
24	Algeria	4	0.3%
25	Iraq	4	0.3%
26	Saudi Arabia	4	0.3%
27	Viet Nam	3	0.2%
28	Romania	3	0.2%
29	Russia	3	0.2%
30	Brazil	3	0.2%
31	Egypt	3	0.2%
32	Indonesia	2	0.2%
33	Greece	2	0.2%
34	Aruba	2	0.2%
35	Colombia	2	0.2%
36	Austria	2	0.2%
37	Pakistan	2	0.2%
38	Nepal	2	0.2%
39	New Zealand	2	0.2%
40	Sweden	2	0.2%
41	Thailand	1	0.1%
42	South Africa	1	0.1%
43	Norway	1	0.1%
44	Philippines	1	0.1%
45	Qatar	1	0.1%
46	Lebanon	1	0.1%
47	Malta	1	0.1%
48	Kazakhstan	1	0.1%
49	Belgium	1	0.1%
50	Armenia	1	0.1%
51	Ethiopia	1	0.1%