Rank	Countries/Territories	Count	Percent
1	United States	420	41.8%
2	China	345	34.4%
3	Germany	109	10.9%
4	France	29	2.9%
5	Japan	14	1.4%
6	Singapore	10	1%
7	Canada	9	0.9%
8	Netherlands	8	0.8%
9	Norway	6	0.6%
10	Ukraine	6	0.6%
11	Cyprus	6	0.6%
12	India	5	0.5%
13	Ireland	4	0.4%
14	Australia	4	0.4%
15	United Kingdom	4	0.4%
16	Russia	4	0.4%
17	Taiwan	4	0.4%
18	Egypt	3	0.3%
19	Mongolia	3	0.3%
20	Korea, Republic of	2	0.2%
21	Philippines	2	0.2%
22	Slovakia	2	0.2%
23	Hong Kong	1	0.1%
24	Hungary	1	0.1%
25	Estonia	1	0.1%
26	Bulgaria	1	0.1%
27	Argentina	1	0.1%