Rank	Countries/Territories	Count	Percent
1	United States	709	37.3%
2	China	677	35.7%
3	Germany	163	8.6%
4	France	43	2.3%
5	Canada	42	2.2%
6	Poland	34	1.8%
7	Netherlands	28	1.5%
8	Korea, Republic of	25	1.3%
9	Japan	24	1.3%
10	Russia	18	0.9%
11	Singapore	15	0.8%
12	United Kingdom	14	0.7%
13	Australia	12	0.6%
14	Cyprus	11	0.6%
15	Taiwan	11	0.6%
16	Iran, Islamic Republic of	11	0.6%
17	Hungary	8	0.4%
18	India	8	0.4%
19	Latvia	6	0.3%
20	Italy	4	0.2%
21	Mongolia	4	0.2%
22	Ukraine	4	0.2%
23	Spain	4	0.2%
24	Sweden	4	0.2%
25	South Africa	3	0.2%
26	Egypt	3	0.2%
27	Macao	2	0.1%
28	Malaysia	2	0.1%
29	Hong Kong	2	0.1%
30	Switzerland	2	0.1%
31	New Zealand	2	0.1%
32	Norway	1	0.1%
33	Greece	1	0.1%
34	Denmark	1	0.1%
35	Argentina	1	0.1%