Rank	Countries/Territories	Count	Percent
1	China	282	39.6%
2	United States	152	21.3%
3	Germany	102	14.3%
4	Japan	39	5.5%
5	Canada	16	2.2%
6	Singapore	13	1.8%
7	Iran, Islamic Republic of	10	1.4%
8	Netherlands	9	1.3%
9	India	8	1.1%
10	France	7	1%
11	Australia	7	1%
12	Egypt	6	0.8%
13	Lithuania	6	0.8%
14	Russia	5	0.7%
15	Spain	4	0.6%
16	Poland	4	0.6%
17	Cyprus	4	0.6%
18	Hong Kong	3	0.4%
19	Korea, Republic of	3	0.4%
20	Taiwan	3	0.4%
21	United Kingdom	3	0.4%
22	Viet Nam	2	0.3%
23	Switzerland	2	0.3%
24	Mongolia	2	0.3%
25	New Zealand	2	0.3%
26	Bosnia and Herzegovina	2	0.3%
27	Brazil	2	0.3%
28	Belarus	2	0.3%
29	Ireland	2	0.3%
30	Israel	1	0.1%
31	Italy	1	0.1%
32	Guam	1	0.1%
33	Belgium	1	0.1%
34	Austria	1	0.1%
35	Pakistan	1	0.1%
36	Paraguay	1	0.1%
37	Slovenia	1	0.1%
38	Morocco	1	0.1%
39	Mexico	1	0.1%
40	Sri Lanka	1	0.1%