Rank	Countries/Territories	Count	Percent
1	China	516	38.1%
2	United States	447	33%
3	Germany	125	9.2%
4	France	41	3%
5	Canada	24	1.8%
6	Japan	21	1.6%
7	Netherlands	21	1.6%
8	United Kingdom	19	1.4%
9		19	1.4%
10	Switzerland	13	1%
11	Ukraine	12	0.9%
12	India	12	0.9%
13	Hong Kong	11	0.8%
14	Korea, Republic of	7	0.5%
15	Algeria	6	0.4%
16	Italy	6	0.4%
17	Lithuania	6	0.4%
18	Romania	5	0.4%
19	Taiwan	5	0.4%
20	Cyprus	5	0.4%
21	Iran, Islamic Republic of	4	0.3%
22	Russia	4	0.3%
23	Norway	3	0.2%
24	Hungary	3	0.2%
25	Latvia	2	0.1%
26	Australia	2	0.1%
27	Bangladesh	2	0.1%
28	Bulgaria	2	0.1%
29	Peru	2	0.1%
30	Poland	2	0.1%
31	Singapore	1	0.1%
32	Palestine, State of	1	0.1%
33	Mongolia	1	0.1%
34	Turkey	1	0.1%
35	Argentina	1	0.1%
36	Colombia	1	0.1%
37	Georgia	1	0.1%