Rank	Countries/Territories	Count	Percent
1	United States	648	31.5%
2	China	272	13.2%
3	Japan	211	10.3%
4	Germany	149	7.2%
5	India	83	4%
6	Turkey	48	2.3%
7	Taiwan	48	2.3%
8	Russia	42	2%
9	United Kingdom	39	1.9%
10	Australia	39	1.9%
11	Netherlands	32	1.6%
12	Singapore	30	1.5%
13	Ireland	22	1.1%
14	Italy	19	0.9%
15	Algeria	18	0.9%
16	Egypt	16	0.8%
17	Greece	16	0.8%
18	Romania	16	0.8%
19	Iran, Islamic Republic of	14	0.7%
20	Brazil	13	0.6%
21	Canada	13	0.6%
22	Belgium	12	0.6%
23	Pakistan	12	0.6%
24	Spain	12	0.6%
25	Morocco	11	0.5%
26	Malaysia	11	0.5%
27	Iraq	11	0.5%
28	Korea, Republic of	11	0.5%
29	Mexico	10	0.5%
30	Sweden	10	0.5%
31	Indonesia	9	0.4%
32	Colombia	7	0.3%
33	Cyprus	7	0.3%
34	Chile	7	0.3%
35	New Zealand	7	0.3%
36	Peru	6	0.3%
37	Philippines	6	0.3%
38	Poland	6	0.3%
39	Saudi Arabia	6	0.3%
40	Thailand	6	0.3%
41	Argentina	6	0.3%
42	Hong Kong	6	0.3%
43	Latvia	6	0.3%
44	Israel	6	0.3%
45	Jordan	5	0.2%
46	Viet Nam	5	0.2%
47	Serbia	5	0.2%
48	Portugal	5	0.2%
49	Moldova, Republic of	4	0.2%
50	Hungary	4	0.2%
51	Czech Republic	4	0.2%
52	Austria	3	0.1%
53	France	3	0.1%
54	Georgia	3	0.1%
55	Nigeria	3	0.1%
56	Tanzania, United Republic of	3	0.1%
57	South Africa	3	0.1%
58	Ukraine	3	0.1%
59	Switzerland	2	0.1%
60	Slovakia	2	0.1%
61	Nepal	2	0.1%
62	Kenya	2	0.1%
63	Belarus	2	0.1%
64	Bulgaria	2	0.1%
65	Denmark	2	0.1%
66	Ecuador	2	0.1%
67	Ethiopia	2	0.1%
68	Finland	2	0.1%
69	Dominican Republic	1	0%
70	Lebanon	1	0%
71	Puerto Rico	1	0%
72	Norway	1	0%
73	Mongolia	1	0%
74	Yemen	1	0%