Rank	Countries/Territories	Count	Percent
1	China	171	33.3%
2	United States	143	27.9%
3	Japan	51	9.9%
4		21	4.1%
5	Ireland	16	3.1%
6	Netherlands	12	2.3%
7	Bulgaria	11	2.1%
8	Germany	11	2.1%
9	Korea, Republic of	8	1.6%
10	Singapore	8	1.6%
11	Pakistan	6	1.2%
12	Hong Kong	6	1.2%
13	Taiwan	5	1%
14	Slovenia	4	0.8%
15	Canada	4	0.8%
16	Lithuania	4	0.8%
17	Nigeria	3	0.6%
18	Italy	3	0.6%
19	India	3	0.6%
20	Peru	3	0.6%
21	Russia	2	0.4%
22	Thailand	2	0.4%
23	Sweden	2	0.4%
24	Egypt	2	0.4%
25	France	2	0.4%
26	Argentina	2	0.4%
27	Nepal	2	0.4%
28	Australia	1	0.2%
29	Switzerland	1	0.2%
30	Turkey	1	0.2%
31	Palestine, State of	1	0.2%
32	South Africa	1	0.2%
33	Spain	1	0.2%