Comparison of rev. & net for selected trade and business information companies, first half 2004-2003.

COMPARISON OF REV. & NET FOR SELECTED TRADE AND BUSINESS
INFORMATION COMPANIES, FIRST HALF 2004-2003

                                     Revenue (000)
Company                   2004            2003      % Change

Reed Elsevier (L)       4,043,070      4,189,950      -3.5
Thomson Corp. (T)       3,548,000      3,261,000      +8.8
Pearson (L)             2,847,830      2,974,680      -4.3
Reuters (NY)            2,567,210      2,894,140     -11.3
VNU (AM)                2,234,090      2,361,990      -5.4
Scholastic (1) (NY)     2,233,800      1,958,300     +14.1
McGraw-Hill (NY)        2,141,872      2,002,833      +6.9
Rogers Comm. (NY)       2,007,714      1,761,456     +14.0
Wolters Kluwer (AM)     1,953,000      2,047,000      -4.6
Knight-Ridder (NY)      1,472,487      1,443,265      +2.0
John Wiley (2)(NY)        922,962        853,971      +8.1
Dow Jones (NY)            839,411        751,816     +11.7
Dun & Brad. (NY)          693,300        649,700      +6.7
Moody's (NY)              688,800        590,900     +16.6
Primedia (NY)             667,400        664,800      +0.4
Equifax (NY)              632,500        618,600      +2.2
Gartner (MY)              436,524        417,600      +4.5
Advanstar                 205,701        160,549     +28.1
CNET (NQ)                 131,485        114,989     +14.3
Penton Media (OTC)        105,403        104,858      +0.5
Value Line2 (NQ)           52,497         52,469      +0.1
Info. Holdings (NY)        47,680         39,412     +21.0
Totals:                30,472,736     29,914,278      +1.9%

                                     Net Income (000)
Company                   2004            2003      % Change

Reed Elsevier (L)         773,666        729,011      +6.1
Thomson Corp. (T)         229,000        162,000     +41.4
Pearson (L)             (137,568)      (196,526)
Reuters (NY)              593,145         33,945   +1647.4
VNU (AM)                  110,855        125,474     -11.7
Scholastic (1) (NY)        58,400         58,600      -0.3
McGraw-Hill (NY)          241,305        237,430      +1.6
Rogers Comm. (NY)        (45,637)         59,870    -176.2
Wolters Kluwer (AM)        18,269       (107,180    +117.0
Knight-Ridder (NY)        142,200        127,890     +11.2
John Wiley (2)(NY)         88,840         87,275      +1.8
Dow Jones (NY)             51,857         97,770     -47.0
Dun & Brad. (NY)           89,300         72,200     +23.7
Moody's (NY)              207,000        192,800      +7.4
Primedia (NY)             (28,300       (35,000)
Equifax (NY)              124,000         85,700     +44.7
Gartner (MY)               11,492         11,342      +1.3
Advanstar                (16,262)        (8,402)
CNET (NQ)                 (5,922)       (24,407)
Penton Media (OTC)       (19,738)       (24,127)
Value Line2 (NQ)           20,350         19,987      +1.8
Info. Holdings (NY)         4,152         31,866     -87.0
Totals:                 2,510,404      1,737,518     +44.5

NY-New York Stock Exchange; NQ-NASDQ; OTC-Over the Counter;
AM-Amsterdam; L-London. 1-Full year ending May 31, 2004. 2-Full year
ending April 30, 2004.