Rank	Countries/Territories	Count	Percent
1	United States	473	46.8%
2	China	320	31.7%
3	Germany	94	9.3%
4	Netherlands	23	2.3%
5	Singapore	12	1.2%
6	France	11	1.1%
7	India	9	0.9%
8	Japan	9	0.9%
9	Korea, Republic of	8	0.8%
10	Norway	7	0.7%
11	Australia	6	0.6%
12	Italy	5	0.5%
13	Cyprus	4	0.4%
14	Argentina	3	0.3%
15	Brazil	3	0.3%
16	Canada	3	0.3%
17	Russia	3	0.3%
18	Portugal	2	0.2%
19	New Zealand	2	0.2%
20	United Kingdom	2	0.2%
21	Spain	2	0.2%
22	Switzerland	2	0.2%
23	Taiwan	1	0.1%
24	Romania	1	0.1%
25	South Africa	1	0.1%
26	Bangladesh	1	0.1%
27	Malaysia	1	0.1%
28	Mongolia	1	0.1%
29	Ireland	1	0.1%
30	Hong Kong	1	0.1%