Rank	Countries/Territories	Count	Percent
1	United States	505	37.4%
2	China	470	34.8%
3	Germany	120	8.9%
4	Singapore	43	3.2%
5	Japan	29	2.1%
6	Italy	22	1.6%
7	Australia	19	1.4%
8	United Kingdom	17	1.3%
9	Korea, Republic of	15	1.1%
10	Argentina	13	1%
11	Hong Kong	12	0.9%
12	Canada	11	0.8%
13	France	8	0.6%
14	Netherlands	7	0.5%
15	Iran, Islamic Republic of	6	0.4%
16		6	0.4%
17	Cyprus	5	0.4%
18	Bulgaria	5	0.4%
19	India	5	0.4%
20	Portugal	5	0.4%
21	Ukraine	4	0.3%
22	Ireland	4	0.3%
23	Brazil	3	0.2%
24	Hungary	2	0.1%
25	Latvia	2	0.1%
26	Kenya	2	0.1%
27	Mongolia	1	0.1%
28	New Zealand	1	0.1%
29	Norway	1	0.1%
30	Poland	1	0.1%
31	Romania	1	0.1%
32	Russia	1	0.1%
33	Thailand	1	0.1%
34	Finland	1	0.1%
35	Bangladesh	1	0.1%