Rank	Countries/Territories	Count	Percent
1	China	539	39%
2	United States	505	36.6%
3	Germany	79	5.7%
4	Singapore	44	3.2%
5	France	32	2.3%
6	Japan	30	2.2%
7	Netherlands	21	1.5%
8	India	18	1.3%
9	Russia	11	0.8%
10	Canada	9	0.7%
11	Cyprus	9	0.7%
12	Belgium	8	0.6%
13	Australia	7	0.5%
14	Ireland	7	0.5%
15	Turkey	7	0.5%
16	Bulgaria	5	0.4%
17	Hong Kong	5	0.4%
18	Argentina	5	0.4%
19	Ukraine	4	0.3%
20	Korea, Republic of	4	0.3%
21	Portugal	3	0.2%
22	United Kingdom	3	0.2%
23	South Africa	3	0.2%
24	Italy	3	0.2%
25	Iran, Islamic Republic of	3	0.2%
26	Benin	2	0.1%
27	Spain	2	0.1%
28	Sweden	2	0.1%
29	Taiwan	2	0.1%
30	Libya	2	0.1%
31	Jordan	2	0.1%
32	Mongolia	1	0.1%
33	Norway	1	0.1%
34	Brazil	1	0.1%
35	Egypt	1	0.1%
36	Finland	1	0.1%