Rank	Countries/Territories	Count	Percent
1	United States	455	43.3%
2	China	242	23%
3	Germany	59	5.6%
4	Greece	55	5.2%
5	Korea, Republic of	45	4.3%
6	Singapore	38	3.6%
7	United Kingdom	17	1.6%
8	France	16	1.5%
9	Hong Kong	15	1.4%
10	Netherlands	14	1.3%
11	Australia	13	1.2%
12	Canada	11	1%
13	India	10	1%
14	Japan	8	0.8%
15	Italy	6	0.6%
16	Belgium	5	0.5%
17	Poland	5	0.5%
18	Russia	4	0.4%
19	Brazil	3	0.3%
20	Argentina	3	0.3%
21	Denmark	3	0.3%
22	Finland	3	0.3%
23	Iran, Islamic Republic of	3	0.3%
24	Cyprus	2	0.2%
25	Pakistan	2	0.2%
26	Malaysia	2	0.2%
27	Mongolia	2	0.2%
28	Taiwan	2	0.2%
29	Turkey	1	0.1%
30	Ukraine	1	0.1%
31	South Africa	1	0.1%
32	Switzerland	1	0.1%
33	Norway	1	0.1%
34	Romania	1	0.1%
35	Egypt	1	0.1%