Rank	Countries/Territories	Count	Percent
1	United States	358	28.8%
2	China	309	24.8%
3	Japan	243	19.5%
4	Singapore	65	5.2%
5	Germany	49	3.9%
6	India	46	3.7%
7	Canada	26	2.1%
8	Ukraine	17	1.4%
9	Netherlands	16	1.3%
10	Korea, Republic of	12	1%
11	United Kingdom	12	1%
12	Indonesia	11	0.9%
13	Bulgaria	9	0.7%
14	Hong Kong	8	0.6%
15	Australia	7	0.6%
16	Cyprus	7	0.6%
17	France	7	0.6%
18	Russia	6	0.5%
19	Romania	5	0.4%
20	Ireland	5	0.4%
21	Sweden	4	0.3%
22	South Africa	2	0.2%
23	Pakistan	2	0.2%
24	Mongolia	2	0.2%
25	Malaysia	2	0.2%
26	Argentina	2	0.2%
27	Viet Nam	2	0.2%
28	Bangladesh	1	0.1%
29	Denmark	1	0.1%
30	Ethiopia	1	0.1%
31	Italy	1	0.1%
32	Ghana	1	0.1%
33	Mexico	1	0.1%
34	Nigeria	1	0.1%
35	Philippines	1	0.1%
36	Poland	1	0.1%
37	Spain	1	0.1%
38	Switzerland	1	0.1%