Rank	Countries/Territories	Count	Percent
1	China	146	31.9%
2	United States	112	24.5%
3	Germany	24	5.3%
4		21	4.6%
5	United Kingdom	21	4.6%
6	Singapore	16	3.5%
7	Ireland	12	2.6%
8	Japan	12	2.6%
9	Czech Republic	9	2%
10	Canada	8	1.8%
11	Netherlands	7	1.5%
12	Taiwan	7	1.5%
13	Russia	5	1.1%
14	Malaysia	5	1.1%
15	Hungary	5	1.1%
16	France	5	1.1%
17	Greece	4	0.9%
18	Hong Kong	3	0.7%
19	Korea, Republic of	3	0.7%
20	Australia	3	0.7%
21	India	3	0.7%
22	Iran, Islamic Republic of	3	0.7%
23	Ukraine	3	0.7%
24	Spain	2	0.4%
25	Sri Lanka	2	0.4%
26	Sweden	2	0.4%
27	Saudi Arabia	2	0.4%
28	Austria	2	0.4%
29	Belgium	2	0.4%
30	Cyprus	2	0.4%
31	Argentina	1	0.2%
32	Brazil	1	0.2%
33	Lao People's Democratic Republic	1	0.2%
34	Lithuania	1	0.2%
35	Romania	1	0.2%
36	Turkey	1	0.2%