Rank	Countries/Territories	Count	Percent
1	China	451	32.5%
2	United States	424	30.5%
3	Japan	147	10.6%
4	Germany	105	7.6%
5	Russia	69	5%
6	Canada	29	2.1%
7	Korea, Republic of	26	1.9%
8	Singapore	17	1.2%
9	France	13	0.9%
10	India	13	0.9%
11	Bulgaria	11	0.8%
12	Netherlands	7	0.5%
13	Iran, Islamic Republic of	6	0.4%
14	Australia	6	0.4%
15	Cyprus	5	0.4%
16	Finland	5	0.4%
17	Uzbekistan	5	0.4%
18	United Kingdom	4	0.3%
19	Latvia	4	0.3%
20	Mexico	3	0.2%
21	Mongolia	3	0.2%
22	Egypt	3	0.2%
23	Indonesia	3	0.2%
24	Hong Kong	3	0.2%
25	Turkey	3	0.2%
26	Ukraine	2	0.1%
27	Taiwan	2	0.1%
28	Denmark	2	0.1%
29	Costa Rica	2	0.1%
30	Bangladesh	2	0.1%
31	Argentina	2	0.1%
32	Ireland	2	0.1%
33	Nigeria	2	0.1%
34	Norway	2	0.1%
35	Pakistan	2	0.1%
36	Romania	1	0.1%
37	Sweden	1	0.1%
38	Switzerland	1	0.1%
39	Malaysia	1	0.1%