Rank	Countries/Territories	Count	Percent
1	United States	290	34.7%
2	China	250	29.9%
3	Germany	60	7.2%
4	Canada	32	3.8%
5		25	3%
6	France	23	2.8%
7	Japan	23	2.8%
8	Netherlands	23	2.8%
9	Korea, Republic of	14	1.7%
10	United Kingdom	12	1.4%
11	Singapore	10	1.2%
12	Taiwan	9	1.1%
13	Switzerland	7	0.8%
14	Ireland	7	0.8%
15	India	7	0.8%
16	Cyprus	7	0.8%
17	Spain	6	0.7%
18	Sweden	4	0.5%
19	Hong Kong	4	0.5%
20	Belgium	3	0.4%
21	Russia	3	0.4%
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	Austria	1	0.1%
29	Argentina	1	0.1%
30	Indonesia	1	0.1%
31	Serbia	1	0.1%
32	South Africa	1	0.1%