Rank	Countries/Territories	Count	Percent
1	China	601	39%
2	United States	527	34.2%
3	Germany	134	8.7%
4	France	47	3%
5	Canada	26	1.7%
6	Japan	21	1.4%
7	Netherlands	21	1.4%
8	United Kingdom	19	1.2%
9		19	1.2%
10	Switzerland	13	0.8%
11	Ukraine	13	0.8%
12	India	12	0.8%
13	Hong Kong	11	0.7%
14	Korea, Republic of	7	0.5%
15	Cyprus	7	0.5%
16	Algeria	6	0.4%
17	Italy	6	0.4%
18	Lithuania	6	0.4%
19	Romania	5	0.3%
20	Taiwan	5	0.3%
21	Australia	5	0.3%
22	Iran, Islamic Republic of	4	0.3%
23	Russia	4	0.3%
24	Norway	4	0.3%
25	Hungary	3	0.2%
26	Latvia	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%