Brenda Merideth
Advertising Coordinator
bmer@aapg.org
+1 800 288 7636
(US and Canada only)
+1 918 560 2647
Fax: +1 918 560 2636
Statistics and Readership Survey Results
Percentage of Our Membership in Each Age Group
| Age Group | January 2007 | ||
20 and Under |
1.5% |
||
21-25 |
9.5% |
||
26-30 |
7.3% |
||
31-35 |
5.2% |
||
36-40 |
4.3% |
||
41-45 |
6.7% |
||
46-50 |
15.7% |
||
51-55 |
17.6% |
||
56-60 |
10.3% |
||
61-65 |
4.7% |
||
66-70 |
3.1% |
||
71-75 |
4.2% |
||
76-80 |
4.9% |
||
Over 80 |
4.1% |
||
Unknown |
1.0% |
||
| Age Group | January 2007 | ||
 |
30 and Under |
8.2% |
|
|
31-40 |
9.5% |
|
|
41-50 |
22.4% |
|
|
51-60 |
27.9% |
|
|
61-70 |
7.3% |
|
|
Over 70 |
13.2% |
|
|
Unknown |
0.97% |
|
| Age Group | January 2007 | ||
|
35 and Under |
23.5% |
|
|
36-55 |
44.3% |
|
|
Over 55 |
31.3% |
|
|
Unknown |
0.7% |
|
Membership Age Analysis
Mean |
50 |
Median |
53 |
Mode (Bi Modal) |
49 |