Rank	Countries/Territories	Count	Percent
1	China	243	33.2%
2	United States	223	30.5%
3	Germany	66	9%
4	Canada	26	3.6%
5	Japan	25	3.4%
6	Singapore	23	3.1%
7	France	19	2.6%
8	India	19	2.6%
9	Netherlands	15	2%
10	Hong Kong	9	1.2%
11	Bulgaria	7	1%
12	Indonesia	6	0.8%
13	Russia	6	0.8%
14	Thailand	6	0.8%
15	Taiwan	4	0.5%
16	Turkey	3	0.4%
17	Romania	3	0.4%
18	Mexico	3	0.4%
19	Korea, Republic of	3	0.4%
20	Australia	3	0.4%
21	Egypt	3	0.4%
22	Iran, Islamic Republic of	2	0.3%
23	Spain	2	0.3%
24	Norway	2	0.3%
25	Philippines	2	0.3%
26	Poland	2	0.3%
27	United Kingdom	1	0.1%
28	Viet Nam	1	0.1%
29	Lithuania	1	0.1%
30	Finland	1	0.1%
31	Cyprus	1	0.1%
32	Bangladesh	1	0.1%
33	Brazil	1	0.1%