Rank	Countries/Territories	Count	Percent
1	United States	403	43%
2	China	168	17.9%
3	Germany	100	10.7%
4	India	43	4.6%
5	Netherlands	27	2.9%
6	Japan	20	2.1%
7	Canada	20	2.1%
8	France	14	1.5%
9	Ireland	10	1.1%
10	Italy	9	1%
11	Spain	9	1%
12	Ukraine	9	1%
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	Greece	4	0.4%
20	Argentina	4	0.4%
21	Chile	4	0.4%
22	Indonesia	4	0.4%
23	United Kingdom	4	0.4%
24	Thailand	4	0.4%
25	Russia	3	0.3%
26	Taiwan	3	0.3%
27	Cyprus	3	0.3%
28	Pakistan	3	0.3%
29	Morocco	3	0.3%
30	South Africa	2	0.2%
31	Philippines	2	0.2%
32	Romania	2	0.2%
33	Hong Kong	2	0.2%
34	Jordan	2	0.2%
35	Egypt	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	Cuba	2	0.2%
38	Brazil	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	Bosnia and Herzegovina	1	0.1%
45	Iraq	1	0.1%
46	Ghana	1	0.1%
47	Hungary	1	0.1%