Rank	Countries/Territories	Count	Percent
1	United States	284	34.7%
2	China	243	29.7%
3	Germany	59	7.2%
4	Canada	32	3.9%
5		25	3.1%
6	Japan	23	2.8%
7	Netherlands	23	2.8%
8	France	22	2.7%
9	Korea, Republic of	14	1.7%
10	United Kingdom	11	1.3%
11	Singapore	10	1.2%
12	Taiwan	9	1.1%
13	Switzerland	7	0.9%
14	Ireland	7	0.9%
15	India	7	0.9%
16	Cyprus	6	0.7%
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	Turkey	2	0.2%
23	Ukraine	2	0.2%
24	Australia	2	0.2%
25	Egypt	2	0.2%
26	New Zealand	2	0.2%
27	Qatar	2	0.2%
28	Indonesia	1	0.1%
29	Austria	1	0.1%
30	Serbia	1	0.1%
31	South Africa	1	0.1%