Rank	Countries/Territories	Count	Percent
1	China	461	39.8%
2	United States	428	36.9%
3	Germany	127	11%
4	Japan	24	2.1%
5	Singapore	19	1.6%
6	Netherlands	13	1.1%
7	Canada	13	1.1%
8	France	12	1%
9	Ukraine	9	0.8%
10		8	0.7%
11	Australia	8	0.7%
12	Taiwan	6	0.5%
13	Italy	5	0.4%
14	South Africa	5	0.4%
15	Cyprus	3	0.3%
16	Korea, Republic of	3	0.3%
17	Denmark	2	0.2%
18	Sweden	2	0.2%
19	Switzerland	2	0.2%
20	Turkey	2	0.2%
21	Spain	1	0.1%
22	Brazil	1	0.1%
23	Argentina	1	0.1%
24	Russia	1	0.1%
25	Greece	1	0.1%
26	India	1	0.1%
27	Ireland	1	0.1%