US Internet users demographic profile in March 2008

Demographic Unique
Audience
(000)
Composition
(%)
Sessions
per
Month
Average PC
Time Spent
per Month
Average Web
Pages Viewed
Per Month
Male 80,084 48.65 62 70:46:57 2,622
Female 84,529 51.35 58 64:47:10 2,264
2 – 11 15,220 9.25 12 12:45:31 560
12 – 17 17,481 10.62 23 26:46:54 1,476
18 – 24 12,875 7.82 23 25:21:44 1,356
25 – 34 21,470 13.04 56 64:44:22 2,759
35 – 49 43,316 26.31 78 92:44:13 3,499
55+ 37,440 22.74 80 85:14:47 2,296
65+ 15,800 9.6 75 73:02:01 1,636
Source: Nielsen