Rank	Countries/Territories	Count	Percent
1	China	597	35.5%
2	United States	476	28.3%
3	Japan	137	8.1%
4	Germany	67	4%
5	Singapore	33	2%
6	India	29	1.7%
7	Taiwan	27	1.6%
8	Bulgaria	26	1.5%
9	France	25	1.5%
10	Australia	24	1.4%
11	Netherlands	23	1.4%
12	Canada	21	1.2%
13	Korea, Republic of	17	1%
14	United Kingdom	17	1%
15	Ireland	16	1%
16	Pakistan	15	0.9%
17	Viet Nam	15	0.9%
18	Malaysia	11	0.7%
19	Belgium	11	0.7%
20	Indonesia	11	0.7%
21	Iran, Islamic Republic of	8	0.5%
22	Cyprus	7	0.4%
23	Hong Kong	7	0.4%
24	Russia	7	0.4%
25	Brazil	5	0.3%
26	Denmark	4	0.2%
27	Egypt	4	0.2%
28	Poland	4	0.2%
29	Italy	4	0.2%
30	Spain	4	0.2%
31	South Africa	3	0.2%
32	South Sudan	3	0.2%
33	Libya	3	0.2%
34	Mexico	3	0.2%
35	Nigeria	2	0.1%
36	Ghana	2	0.1%
37	Argentina	2	0.1%
38	Colombia	2	0.1%
39	Turkey	2	0.1%
40	Ukraine	1	0.1%
41	Thailand	1	0.1%
42	Sri Lanka	1	0.1%
43	Sweden	1	0.1%
44	Switzerland	1	0.1%
45	Ecuador	1	0.1%
46	Ethiopia	1	0.1%
47	Iraq	1	0.1%
48	Macao	1	0.1%
49	Portugal	1	0.1%