Rank	Countries/Territories	Count	Percent
1	China	615	35%
2	United States	404	23%
3	Japan	204	11.6%
4	Russia	116	6.6%
5	Germany	77	4.4%
6	Singapore	43	2.4%
7	United Kingdom	31	1.8%
8	Spain	29	1.7%
9	India	26	1.5%
10	Ireland	17	1%
11	Netherlands	15	0.9%
12	Iran, Islamic Republic of	14	0.8%
13	Switzerland	14	0.8%
14	Korea, Republic of	13	0.7%
15	Canada	10	0.6%
16	Australia	9	0.5%
17	Finland	9	0.5%
18	Malaysia	9	0.5%
19	France	8	0.5%
20	Indonesia	8	0.5%
21	Uganda	8	0.5%
22	Turkey	7	0.4%
23	Sri Lanka	6	0.3%
24	Egypt	5	0.3%
25	Cyprus	5	0.3%
26	Hong Kong	5	0.3%
27	Poland	4	0.2%
28	Colombia	4	0.2%
29	Saudi Arabia	4	0.2%
30	Tanzania, United Republic of	3	0.2%
31	Czech Republic	3	0.2%
32	Portugal	3	0.2%
33	Norway	3	0.2%
34	Lebanon	3	0.2%
35	Qatar	2	0.1%
36	Nigeria	2	0.1%
37	Ghana	2	0.1%
38	Sierra Leone	2	0.1%
39	Viet Nam	2	0.1%
40	United Arab Emirates	1	0.1%
41	Slovenia	1	0.1%
42	South Africa	1	0.1%
43	Iraq	1	0.1%
44	Denmark	1	0.1%
45	Bangladesh	1	0.1%
46	Brazil	1	0.1%
47	New Zealand	1	0.1%
48	Peru	1	0.1%
49	Philippines	1	0.1%
50	Lithuania	1	0.1%
51	Mexico	1	0.1%
52	Italy	1	0.1%