Rank	Countries/Territories	Count	Percent
1	United States	257	35.6%
2	China	185	25.6%
3	Germany	100	13.9%
4	Japan	41	5.7%
5		25	3.5%
6	France	20	2.8%
7	Singapore	18	2.5%
8	Russia	12	1.7%
9	Canada	10	1.4%
10	Cyprus	8	1.1%
11	Korea, Republic of	6	0.8%
12	India	4	0.6%
13	Taiwan	3	0.4%
14	Denmark	3	0.4%
15	Estonia	2	0.3%
16	Mongolia	2	0.3%
17	Netherlands	2	0.3%
18	Turkey	2	0.3%
19	United Kingdom	2	0.3%
20	Indonesia	2	0.3%
21	Hong Kong	2	0.3%
22	Philippines	2	0.3%
23	South Africa	2	0.3%
24	Spain	1	0.1%
25	Sweden	1	0.1%
26	Switzerland	1	0.1%
27	Italy	1	0.1%
28	Ukraine	1	0.1%
29	Saudi Arabia	1	0.1%
30	Norway	1	0.1%
31	Greece	1	0.1%
32	Colombia	1	0.1%
33	Argentina	1	0.1%
34	Australia	1	0.1%
35	Bulgaria	1	0.1%