Rank	Countries/Territories	Count	Percent
1	China	145	42.5%
2	Japan	58	17%
3	United States	52	15.2%
4	Singapore	13	3.8%
5	Germany	11	3.2%
6	Korea, Republic of	8	2.3%
7	Netherlands	7	2.1%
8	Turkey	7	2.1%
9	Ireland	6	1.8%
10	Canada	6	1.8%
11	United Kingdom	5	1.5%
12	Russia	4	1.2%
13	Italy	3	0.9%
14	Hong Kong	3	0.9%
15	Iran, Islamic Republic of	2	0.6%
16	Belgium	2	0.6%
17	Egypt	2	0.6%
18	France	2	0.6%
19	Norway	2	0.6%
20	Poland	2	0.6%
21	Malaysia	1	0.3%