Rank	Countries/Territories	Count	Percent
1	United States	575	34.8%
2	China	441	26.7%
3	Japan	182	11%
4	Germany	113	6.8%
5	Singapore	52	3.1%
6	Korea, Republic of	47	2.8%
7	France	38	2.3%
8	Spain	24	1.5%
9	Canada	20	1.2%
10	India	16	1%
11	Netherlands	14	0.8%
12	Italy	14	0.8%
13	Russia	13	0.8%
14	Australia	13	0.8%
15	Sweden	10	0.6%
16	Cyprus	8	0.5%
17	Ireland	8	0.5%
18	Libya	6	0.4%
19	Saudi Arabia	5	0.3%
20	Brazil	5	0.3%
21	Iran, Islamic Republic of	4	0.2%
22	Chile	4	0.2%
23	Belgium	4	0.2%
24	Portugal	4	0.2%
25	Romania	4	0.2%
26	Malaysia	3	0.2%
27	United Arab Emirates	3	0.2%
28	United Kingdom	3	0.2%
29	Oman	2	0.1%
30	Taiwan	2	0.1%
31	Ukraine	2	0.1%
32	Bangladesh	2	0.1%
33	Israel	2	0.1%
34	Guatemala	1	0.1%
35	Hong Kong	1	0.1%
36	Argentina	1	0.1%
37	Finland	1	0.1%
38	Pakistan	1	0.1%
39	Nigeria	1	0.1%
40	Slovenia	1	0.1%
41	South Africa	1	0.1%