Rank	Countries/Territories	Count	Percent
1	United States	666	42.7%
2	China	222	14.2%
3	Japan	122	7.8%
4	Germany	100	6.4%
5	Korea, Republic of	98	6.3%
6	India	81	5.2%
7	Russia	31	2%
8	Singapore	23	1.5%
9	Brazil	22	1.4%
10	Netherlands	20	1.3%
11	Latvia	19	1.2%
12	Canada	17	1.1%
13	Turkey	13	0.8%
14	Egypt	11	0.7%
15	Morocco	11	0.7%
16	United Kingdom	10	0.6%
17	Belgium	8	0.5%
18	Indonesia	5	0.3%
19	Iran, Islamic Republic of	5	0.3%
20	Ireland	5	0.3%
21	Australia	4	0.3%
22	Cyprus	4	0.3%
23	Denmark	4	0.3%
24	Italy	4	0.3%
25	Mauritius	3	0.2%
26	Mexico	3	0.2%
27	Moldova, Republic of	3	0.2%
28	Nepal	3	0.2%
29	Poland	3	0.2%
30	Colombia	3	0.2%
31	France	3	0.2%
32	Hong Kong	3	0.2%
33	Slovakia	3	0.2%
34	Taiwan	3	0.2%
35	Thailand	2	0.1%
36	Switzerland	2	0.1%
37	Ukraine	2	0.1%
38	Israel	2	0.1%
39	Portugal	2	0.1%
40	Pakistan	2	0.1%
41	Peru	2	0.1%
42	Mongolia	2	0.1%
43	Jordan	2	0.1%
44	Nigeria	1	0.1%
45	Norway	1	0.1%
46	Bangladesh	1	0.1%
47	Uzbekistan	1	0.1%
48	Saudi Arabia	1	0.1%
49	Serbia	1	0.1%
50	South Africa	1	0.1%
51	Spain	1	0.1%