Rank	Countries/Territories	Count	Percent
1	China	119	31.6%
2	United States	105	27.9%
3	Japan	42	11.1%
4	Ireland	16	4.2%
5	Germany	9	2.4%
6	Netherlands	8	2.1%
7	Korea, Republic of	8	2.1%
8	Singapore	8	2.1%
9	Bulgaria	7	1.9%
10	Hong Kong	6	1.6%
11	Pakistan	6	1.6%
12	Taiwan	5	1.3%
13	Slovenia	4	1.1%
14	Lithuania	4	1.1%
15	Nigeria	3	0.8%
16	Italy	3	0.8%
17	India	3	0.8%
18	Egypt	2	0.5%
19	Canada	2	0.5%
20	Argentina	2	0.5%
21	Nepal	2	0.5%
22	Sweden	2	0.5%
23	Thailand	2	0.5%
24	Russia	2	0.5%
25	Turkey	1	0.3%
26	Switzerland	1	0.3%
27	Palestine, State of	1	0.3%
28	South Africa	1	0.3%
29	Spain	1	0.3%
30	Australia	1	0.3%
31	France	1	0.3%