Rank	Countries/Territories	Count	Percent
1	China	330	39.2%
2	United States	242	28.8%
3	Germany	56	6.7%
4	Netherlands	27	3.2%
5	Japan	21	2.5%
6	United Kingdom	20	2.4%
7		17	2%
8	Singapore	17	2%
9	Taiwan	10	1.2%
10	Italy	8	1%
11	Romania	8	1%
12	Bulgaria	8	1%
13	Sweden	7	0.8%
14	Switzerland	7	0.8%
15	Ukraine	6	0.7%
16	Korea, Republic of	6	0.7%
17	Bangladesh	6	0.7%
18	Canada	5	0.6%
19	Russia	5	0.6%
20	Philippines	3	0.4%
21	Qatar	3	0.4%
22	Hong Kong	3	0.4%
23	India	3	0.4%
24	Belgium	3	0.4%
25	Australia	3	0.4%
26	Cyprus	3	0.4%
27	Ecuador	2	0.2%
28	Lithuania	2	0.2%
29	Malaysia	2	0.2%
30	France	2	0.2%
31	Norway	1	0.1%
32	Portugal	1	0.1%
33	Saudi Arabia	1	0.1%
34	Tanzania, United Republic of	1	0.1%
35	Spain	1	0.1%
36	Egypt	1	0.1%