Rank	Countries/Territories	Count	Percent
1	China	299	35.4%
2	United States	296	35.1%
3	Germany	100	11.8%
4	Netherlands	33	3.9%
5	Singapore	18	2.1%
6		16	1.9%
7	Ireland	15	1.8%
8	Japan	15	1.8%
9	Canada	12	1.4%
10	France	6	0.7%
11	Australia	4	0.5%
12	Cyprus	4	0.5%
13	United Kingdom	4	0.5%
14	Ukraine	2	0.2%
15	Spain	2	0.2%
16	Bangladesh	2	0.2%
17	India	2	0.2%
18	Iran, Islamic Republic of	2	0.2%
19	Korea, Republic of	2	0.2%
20	Malaysia	1	0.1%
21	Bolivia, Plurinational State of	1	0.1%
22	Bulgaria	1	0.1%
23	Austria	1	0.1%
24	Argentina	1	0.1%
25	Switzerland	1	0.1%
26	South Africa	1	0.1%
27	Nigeria	1	0.1%
28	Norway	1	0.1%
29	Russia	1	0.1%