Rank	Countries/Territories	Count	Percent
1	United States	479	38.8%
2	China	228	18.5%
3	Germany	200	16.2%
4	Japan	135	10.9%
5	Singapore	38	3.1%
6	Turkey	21	1.7%
7	Netherlands	20	1.6%
8	France	12	1%
9	Australia	9	0.7%
10	Indonesia	8	0.6%
11	Taiwan	8	0.6%
12	Iran, Islamic Republic of	7	0.6%
13	Canada	6	0.5%
14	Cyprus	6	0.5%
15	Hong Kong	5	0.4%
16	United Kingdom	5	0.4%
17	India	4	0.3%
18	Brazil	4	0.3%
19	Nepal	4	0.3%
20	Ukraine	3	0.2%
21	Pakistan	3	0.2%
22	Romania	3	0.2%
23	Ireland	3	0.2%
24	Italy	2	0.2%
25	Greece	2	0.2%
26	Argentina	2	0.2%
27	Portugal	2	0.2%
28	Switzerland	2	0.2%
29	Saudi Arabia	2	0.2%
30	Serbia	2	0.2%
31	Yemen	2	0.2%
32	Spain	1	0.1%
33	Russia	1	0.1%
34	Kenya	1	0.1%
35	Malaysia	1	0.1%
36	Mongolia	1	0.1%
37	Belgium	1	0.1%
38	Iraq	1	0.1%