Rank	Countries/Territories	Count	Percent
1	United States	499	46.5%
2	China	325	30.3%
3	Germany	140	13%
4	Japan	29	2.7%
5	Netherlands	10	0.9%
6	Canada	8	0.7%
7	France	8	0.7%
8	Cyprus	6	0.6%
9	Taiwan	5	0.5%
10	Argentina	4	0.4%
11	Australia	4	0.4%
12	Latvia	3	0.3%
13	Norway	3	0.3%
14	Sweden	3	0.3%
15	Switzerland	2	0.2%
16	Turkey	2	0.2%
17	Ukraine	2	0.2%
18	United Kingdom	2	0.2%
19	New Zealand	2	0.2%
20	Morocco	2	0.2%
21	Spain	2	0.2%
22	Lithuania	2	0.2%
23	Hong Kong	2	0.2%
24	India	2	0.2%
25	Denmark	1	0.1%
26	Mongolia	1	0.1%
27	Palestine, State of	1	0.1%
28	Russia	1	0.1%
29	Singapore	1	0.1%
30	South Africa	1	0.1%