Rank	Countries/Territories	Count	Percent
1	China	279	40.8%
2	United States	221	32.3%
3	Bulgaria	43	6.3%
4	Japan	26	3.8%
5	Netherlands	24	3.5%
6	Canada	10	1.5%
7	France	9	1.3%
8	Germany	9	1.3%
9	Singapore	7	1%
10	Sweden	4	0.6%
11	Turkey	4	0.6%
12	Nigeria	4	0.6%
13	Bolivia, Plurinational State of	4	0.6%
14	Ireland	4	0.6%
15	Colombia	3	0.4%
16	Portugal	3	0.4%
17	Ukraine	3	0.4%
18	United Kingdom	3	0.4%
19	Luxembourg	2	0.3%
20	Mauritius	2	0.3%
21	Norway	2	0.3%
22	Poland	2	0.3%
23	Argentina	2	0.3%
24	Australia	2	0.3%
25	Bangladesh	2	0.3%
26	India	2	0.3%
27	Korea, Republic of	1	0.1%
28	Latvia	1	0.1%
29	Lithuania	1	0.1%
30	Benin	1	0.1%
31	Egypt	1	0.1%
32	Mongolia	1	0.1%
33	Russia	1	0.1%
34	South Africa	1	0.1%