Rank	Countries/Territories	Count	Percent
1	United States	54	22.1%
2	China	53	21.7%
3	Japan	18	7.4%
4	Korea, Republic of	11	4.5%
5	Singapore	7	2.9%
6	Brunei Darussalam	7	2.9%
7	Germany	7	2.9%
8	India	6	2.5%
9	Canada	6	2.5%
10	Poland	6	2.5%
11	Italy	5	2%
12	Turkey	5	2%
13	Ukraine	4	1.6%
14	Sweden	4	1.6%
15	Romania	4	1.6%
16	Austria	4	1.6%
17	Greece	3	1.2%
18	Denmark	3	1.2%
19	Spain	3	1.2%
20	Libya	3	1.2%
21	Netherlands	3	1.2%
22	Pakistan	3	1.2%
23	Australia	2	0.8%
24	Russia	2	0.8%
25	France	2	0.8%
26	Algeria	2	0.8%
27	Croatia	2	0.8%
28	Czech Republic	2	0.8%
29	Taiwan	2	0.8%
30	Thailand	1	0.4%
31	Armenia	1	0.4%
32	Belarus	1	0.4%
33	Bosnia and Herzegovina	1	0.4%
34	Iran, Islamic Republic of	1	0.4%
35	Ireland	1	0.4%
36	Israel	1	0.4%
37	Saudi Arabia	1	0.4%
38	Serbia	1	0.4%
39	Switzerland	1	0.4%
40	Portugal	1	0.4%