Comparison of revenue and net income for selected business and professional information companies.

COMPARISON OF REVENUE AND NET INCOME FOR SELECTED BUSINESS AND
PROFESSIONAL INFORMATION COMPANIES, THIRD QUARTER 2001-2002

                                Revenue (000)              Net Income
                                                             (000)
Company                  2002       2001     % Chg.        2002

Thomson Corp.          1,700,000  1,505,000  + 13.0      (32,000)
McGraw-Hill            1,577,334  1,535,100  +  2.8      276,219
Rogers Comm.             699,242    617,919  + 13.2      (74,326)
Knight-Ridder            688,990    693,122  -  0.6       56,536
Primedia                 400,000    396,600  +  0.9       14,400
Dow Jones                352,409    397,560  - 11.4        2,446
Scholastic (1)           306,900    306,100  +  0.3      (44,600)
Dun & Bradstreet         297,200    290,500  +  2.3       33,200
Equifax                  289,700    274,000  +  5.7       38,900
Moody's                  248,300    190,400  + 30.4       67,800
Gartner Group (2)        220,527    227,754  -  3.2       15,596
John Wiley & Sons (3)    206,400    161,000  + 28.2       21,500
CNET                      56,300     69,300  - 18.8     (307,200)
Penton Media              48,609     61,523  - 21.0     (233,755)
Ziff Davis                41,795     62,670  - 33.3      (29,067)
Info. Holdings            34,585     26,427  + 30.9          (67)
JupiterMedia              10,478     10,282  +  1.9          322

Totals:                7,178,769  6,825,257  +  5.2     (194,096)
Totals w/o CNET:       7,122,469  6,755,957  +  5.4      113,104

                          Net Income (000)
Company                   2001      % Chg.

Thomson Corp.               7,000   -557.1
McGraw-Hill               239,488   + 15.3
Rogers Comm.              (80,491)
Knight-Ridder              55,685   +  1.5
Primedia                 (277,800)
Dow Jones                  16,668   - 85.3
Scholastic (1)            (37,000)
Dun & Bradstreet           29,100   + 14.1
Equifax                    46,100   - 15.6
Moody's                    49,900   + 35.9
Gartner Group (2)          (8,066)  +293.4
John Wiley & Sons (3)      19,500   + 10.3
CNET                   (1,400,000)
Penton Media              (38,622)
Ziff Davis                (70,468)
Info. Holdings              1,468   -104.6
JupiterMedia              (66,507)  +100.5

Totals:                (1,514,045)
Totals w/o CNET:         (114,045)

(1)First quarter ending Aug. 31.

(2)Fourth quarter ending Sept. 30.

(3)First quarter ending July 31.