Rank	Countries/Territories	Count	Percent
1	China	597	41.6%
2	United States	469	32.7%
3	Germany	118	8.2%
4	Singapore	49	3.4%
5	Netherlands	45	3.1%
6	France	33	2.3%
7	Russia	29	2%
8	Brazil	14	1%
9	Japan	13	0.9%
10	Switzerland	11	0.8%
11	India	8	0.6%
12	Canada	8	0.6%
13	Cyprus	5	0.3%
14	Australia	5	0.3%
15	Indonesia	3	0.2%
16	Libya	3	0.2%
17	Mongolia	3	0.2%
18	Philippines	3	0.2%
19	Mexico	2	0.1%
20	United Kingdom	2	0.1%
21	Iran, Islamic Republic of	2	0.1%
22	Iraq	2	0.1%
23	Ireland	2	0.1%
24	Bangladesh	2	0.1%
25	Bulgaria	2	0.1%
26	Argentina	1	0.1%
27	Malaysia	1	0.1%
28	Malta	1	0.1%
29	Latvia	1	0.1%
30	Viet Nam	1	0.1%