Rank	Countries/Territories	Count	Percent
1	United States	341	37.1%
2	China	267	29.1%
3	Germany	60	6.5%
4	Canada	32	3.5%
5	Japan	27	2.9%
6	Netherlands	27	2.9%
7	France	25	2.7%
8		25	2.7%
9	Korea, Republic of	14	1.5%
10	United Kingdom	13	1.4%
11	Singapore	10	1.1%
12	Taiwan	9	1%
13	India	9	1%
14	Cyprus	7	0.8%
15	Ireland	7	0.8%
16	Switzerland	7	0.8%
17	Spain	6	0.7%
18	Sweden	4	0.4%
19	Hong Kong	4	0.4%
20	Belgium	3	0.3%
21	Russia	3	0.3%
22	New Zealand	2	0.2%
23	Qatar	2	0.2%
24	Turkey	2	0.2%
25	Ukraine	2	0.2%
26	Egypt	2	0.2%
27	Australia	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Indonesia	1	0.1%
30	Austria	1	0.1%
31	Argentina	1	0.1%
32	Serbia	1	0.1%
33	South Africa	1	0.1%