Rank	Countries/Territories	Count	Percent
1	China	524	38%
2	United States	432	31.3%
3	Germany	119	8.6%
4	Belgium	49	3.6%
5	France	43	3.1%
6	Switzerland	23	1.7%
7	Norway	17	1.2%
8	Japan	17	1.2%
9	Netherlands	14	1%
10	Malawi	13	0.9%
11	Australia	11	0.8%
12	Canada	10	0.7%
13	Singapore	8	0.6%
14	Taiwan	8	0.6%
15	Ukraine	6	0.4%
16	Cyprus	6	0.4%
17	Korea, Republic of	6	0.4%
18	India	5	0.4%
19	Russia	5	0.4%
20	United Kingdom	5	0.4%
21	United Arab Emirates	4	0.3%
22	Sweden	4	0.3%
23	Hong Kong	4	0.3%
24	Malaysia	4	0.3%
25	Argentina	4	0.3%
26	Bangladesh	3	0.2%
27	Colombia	3	0.2%
28	Egypt	3	0.2%
29	Mongolia	3	0.2%
30	Nigeria	2	0.1%
31	Indonesia	2	0.1%
32	Iraq	2	0.1%
33	Ireland	2	0.1%
34	Greece	2	0.1%
35	Brazil	2	0.1%
36	Azerbaijan	2	0.1%
37	Austria	1	0.1%
38	Finland	1	0.1%
39	Denmark	1	0.1%
40	Israel	1	0.1%
41	Jordan	1	0.1%
42	Mozambique	1	0.1%
43	Mexico	1	0.1%
44	Kuwait	1	0.1%
45	Libya	1	0.1%
46	Philippines	1	0.1%
47	Turkey	1	0.1%