Rank	Countries/Territories	Count	Percent
1	United States	444	43.8%
2	China	181	17.9%
3	Germany	107	10.6%
4	India	47	4.6%
5	Netherlands	27	2.7%
6	Japan	22	2.2%
7	Canada	20	2%
8	France	16	1.6%
9	Ireland	12	1.2%
10	Italy	9	0.9%
11	Spain	9	0.9%
12	Ukraine	9	0.9%
13	Saudi Arabia	7	0.7%
14	Australia	7	0.7%
15	Singapore	6	0.6%
16	Mexico	6	0.6%
17	New Zealand	6	0.6%
18	Malaysia	5	0.5%
19	Argentina	5	0.5%
20	Chile	4	0.4%
21	Indonesia	4	0.4%
22	Egypt	4	0.4%
23	Greece	4	0.4%
24	United Kingdom	4	0.4%
25	Thailand	4	0.4%
26	Russia	4	0.4%
27	Taiwan	3	0.3%
28	Pakistan	3	0.3%
29	Morocco	3	0.3%
30	Cyprus	3	0.3%
31	Iran, Islamic Republic of	2	0.2%
32	Cuba	2	0.2%
33	Brazil	2	0.2%
34	South Africa	2	0.2%
35	Philippines	2	0.2%
36	Romania	2	0.2%
37	Hong Kong	2	0.2%
38	Jordan	2	0.2%
39	Sri Lanka	2	0.2%
40	Uganda	2	0.2%
41	Zambia	2	0.2%
42	Yemen	1	0.1%
43	Switzerland	1	0.1%
44	Hungary	1	0.1%
45	Bosnia and Herzegovina	1	0.1%
46	Iraq	1	0.1%
47	Ghana	1	0.1%