Rank	Countries/Territories	Count	Percent
1	United States	295	37%
2	China	247	31%
3	Germany	60	7.5%
4	India	30	3.8%
5	United Kingdom	24	3%
6	Japan	20	2.5%
7	Australia	14	1.8%
8	Canada	12	1.5%
9	Netherlands	12	1.5%
10	Singapore	10	1.3%
11	Ireland	7	0.9%
12	Taiwan	6	0.8%
13		6	0.8%
14	Hong Kong	6	0.8%
15	Brazil	5	0.6%
16	Ukraine	5	0.6%
17	New Zealand	5	0.6%
18	France	4	0.5%
19	Iran, Islamic Republic of	3	0.4%
20	Korea, Republic of	3	0.4%
21	Philippines	3	0.4%
22	Poland	2	0.3%
23	Mongolia	2	0.3%
24	Ecuador	2	0.3%
25	Switzerland	2	0.3%
26	Egypt	1	0.1%
27	Finland	1	0.1%
28	Indonesia	1	0.1%
29	Cyprus	1	0.1%
30	Argentina	1	0.1%
31	Bangladesh	1	0.1%
32	Pakistan	1	0.1%
33	Lithuania	1	0.1%
34	Malaysia	1	0.1%
35	Russia	1	0.1%
36	Saudi Arabia	1	0.1%
37	Sweden	1	0.1%