Rank	Countries/Territories	Count	Percent
1	China	255	31.2%
2	United States	223	27.3%
3	Japan	60	7.3%
4	United Kingdom	50	6.1%
5	Germany	49	6%
6	Netherlands	35	4.3%
7	Bulgaria	27	3.3%
8	Canada	15	1.8%
9	Singapore	15	1.8%
10	Nigeria	10	1.2%
11	Australia	9	1.1%
12	Hong Kong	9	1.1%
13	Korea, Republic of	9	1.1%
14	France	7	0.9%
15	Latvia	6	0.7%
16	Ecuador	4	0.5%
17	Belgium	4	0.5%
18	Philippines	4	0.5%
19	Russia	4	0.5%
20	Turkey	4	0.5%
21	Taiwan	3	0.4%
22	Lithuania	3	0.4%
23	Mauritius	2	0.2%
24	Ireland	2	0.2%
25	Thailand	2	0.2%
26	Switzerland	2	0.2%
27	South Africa	1	0.1%
28	Spain	1	0.1%
29	Brazil	1	0.1%
30	Indonesia	1	0.1%
31	Iran, Islamic Republic of	1	0.1%