Rank	Countries/Territories	Count	Percent
1	China	235	26.1%
2	Japan	212	23.6%
3	United States	199	22.1%
4	Germany	39	4.3%
5	Singapore	35	3.9%
6	Nigeria	33	3.7%
7	Canada	21	2.3%
8	Netherlands	20	2.2%
9	Spain	15	1.7%
10	Switzerland	12	1.3%
11	Colombia	12	1.3%
12	France	11	1.2%
13	Ireland	8	0.9%
14	United Kingdom	8	0.9%
15	Russia	6	0.7%
16	India	5	0.6%
17	Israel	4	0.4%
18	Iran, Islamic Republic of	3	0.3%
19	Hong Kong	3	0.3%
20	Turkey	3	0.3%
21	Poland	2	0.2%
22	Portugal	2	0.2%
23	Italy	2	0.2%
24	Australia	2	0.2%
25	Brazil	2	0.2%
26	Croatia	1	0.1%
27	Cyprus	1	0.1%
28	Korea, Republic of	1	0.1%
29	Malaysia	1	0.1%
30	South Africa	1	0.1%