NetRatings, Inc.

DateInflation Amount Per Share*
12/8/1999**$9.62109***
12/9/1999$8.45042
12/10/1999$8.68683
12/13/1999$8.90239
12/14/1999$9.38853
12/15/1999$9.67323
12/16/1999$9.67323
12/17/1999$9.67323
12/20/1999$9.67323
12/21/1999$9.67323
12/22/1999$9.67323
12/23/1999$9.67323
12/27/1999$9.67323
12/28/1999$9.67323
12/29/1999$9.67323
12/30/1999$9.67323
12/31/1999$9.67323
1/3/2000$9.67323
1/4/2000$9.67323
1/5/2000$9.67323
1/6/2000$9.67323
1/7/2000$9.67323
1/10/2000$9.67323
1/11/2000$9.67323
1/12/2000$9.67323
1/13/2000$9.67323
1/14/2000$9.67323
1/18/2000$9.67323
1/19/2000$9.67323
1/20/2000$9.67323
1/21/2000$9.67323
1/24/2000$9.67323
1/25/2000$9.67323
1/26/2000$9.67323
1/27/2000$9.67323
1/28/2000$9.67323
1/31/2000$9.67323
2/1/2000$9.67323
2/2/2000$9.67323
2/3/2000$9.67323
2/4/2000$9.67323
2/7/2000$9.67323
2/8/2000$9.67323
2/9/2000$9.67323
2/10/2000$9.67323
2/11/2000$9.67323
2/14/2000$9.67323
2/15/2000$9.67323
2/16/2000$9.67323
2/17/2000$9.67323
2/18/2000$9.67323
2/22/2000$9.67323
2/23/2000$9.67323
2/24/2000$9.67323
2/25/2000$9.67323
2/28/2000$9.67323
2/29/2000$9.67323
3/1/2000$9.67323
3/2/2000$9.67087
3/3/2000$9.57286
3/6/2000$9.5827
3/7/2000$9.22302
3/8/2000$7.37591
3/9/2000$7.51611
3/10/2000$9.11792
3/13/2000$9.048
3/14/2000$8.55136
3/15/2000$8.40756
3/16/2000$4.06745
3/17/2000$3.34103
3/20/2000$1.15745
3/21/2000$1.25344
3/22/2000$3.18008
3/23/2000$5.29289
3/24/2000$6.77528
3/27/2000$6.91149
3/28/2000$4.47786
3/29/2000$3.24926
3/30/2000$1.6824
3/31/2000$2.57133
4/3/2000$1.5737
4/4/2000$0.23942
4/5/2000$0
4/6/2000$0.21149
4/7/2000$0.44013
4/10/2000$0.48878
4/11/2000$0.63395
4/12/2000$0.57421
4/13/2000$0.51765
4/14/2000$1.70823
4/17/2000$0
4/18/2000$0.31073
4/19/2000$0.3106
4/20/2000$0.28816
4/24/2000$1.89539
4/25/2000$4.37541
4/26/2000$3.82268
4/27/2000$4.45154
4/28/2000$6.18171
5/1/2000$7.17413
5/2/2000$7.65136
5/3/2000$6.81762
5/4/2000$8.7636
5/5/2000$7.70931
5/8/2000$7.75322
5/9/2000$6.048
5/10/2000$5.44765
5/11/2000$6.39968
5/12/2000$4.51811
5/15/2000$3.39216
5/16/2000$5.44831
5/17/2000$4.72341
5/18/2000$3.78437
5/19/2000$2.64636
5/22/2000$1.43436
5/23/2000$0.36653
5/24/2000$0.87852
5/25/2000$0.72935
5/26/2000$0.27697
5/30/2000$0.8162
5/31/2000$0.76552
6/1/2000$0.65123
6/2/2000$2.41418
6/5/2000$7.76877
6/6/2000$8.65049
6/7/2000$8.06594
6/8/2000$7.91256
6/9/2000$8.16914
6/12/2000$8.55882
6/13/2000$8.16351
6/14/2000$8.35455
6/15/2000$9.43141
6/16/2000$9.34053
6/19/2000$8.61802
6/20/2000$5.78281
6/21/2000$3.19938
6/22/2000$5.70917
6/23/2000$7.14464
6/26/2000$6.66241
6/27/2000$7.78864
6/28/2000$6.54894
6/29/2000$8.90323
6/30/2000$5.10858
7/3/2000$6.23832
7/5/2000$6.9795
7/6/2000$6.31959
7/7/2000$8.76789
7/10/2000$8.87613
7/11/2000$9.23729
7/12/2000$7.72912
7/13/2000$6.83061
7/14/2000$3.35007
7/17/2000$4.08965
7/18/2000$4.30685
7/19/2000$3.7369
7/20/2000$3.79887
7/21/2000$3.97041
7/24/2000$2.67035
7/25/2000$2.84609
7/26/2000$0.3817
7/27/2000$0.63025
7/28/2000$0.71879
7/31/2000$0.77368
8/1/2000$0.63842
8/2/2000$0.91541
8/3/2000$0.6768
8/4/2000$0.37811
8/7/2000$0.16574
8/8/2000$0.16155
8/9/2000$0.23742
8/10/2000$0.31647
8/11/2000$0.2098
8/14/2000$0.18428
8/15/2000$0.00784
8/16/2000$0.36521
8/17/2000$0.33197
8/18/2000$0.48542
8/21/2000$0.53738
8/22/2000$0.45255
8/23/2000$0.35456
8/24/2000$0.26116
8/25/2000$0.21982
8/28/2000$0.0597
8/29/2000$0.0091
8/30/2000$0.08455
8/31/2000$0
9/1/2000$0
9/5/2000$0
9/6/2000$0
9/7/2000$0.02264
9/8/2000$0
9/11/2000$0
9/12/2000$0
9/13/2000$0
9/14/2000$0
9/15/2000$0
9/18/2000$0
9/19/2000$0
9/20/2000$0
9/21/2000$0
9/22/2000$0.05764
9/25/2000$0.00892
9/26/2000$0.05548
9/27/2000$0.05183
9/28/2000$0.12427
9/29/2000$0.43002
10/2/2000$0.75781
10/3/2000$0.16814
10/4/2000$0.81755
10/5/2000$0
10/6/2000$0.10948
10/9/2000$0.44435
10/10/2000$0.1912
10/11/2000$0.07791
10/12/2000$0.28922
10/13/2000$1.58269
10/16/2000$0
10/17/2000$0.38971
10/18/2000$0.09915
10/19/2000$0.9295
10/20/2000$0.14482
10/23/2000$0.12372
10/24/2000$0.12644
10/25/2000$1.36115
10/26/2000$2.20198
10/27/2000$0.17505
10/30/2000$0.04376
10/31/2000$0.38954
11/1/2000$0.13665
11/2/2000$0.08848
11/3/2000$0.1078
11/6/2000$0.08352
11/7/2000$0.10702
11/8/2000$0
11/9/2000$0
11/10/2000$0
11/13/2000$0.0301
11/14/2000$0.11951
11/15/2000$0.20517
11/16/2000$0
11/17/2000$0
11/20/2000$0
11/21/2000$0.26478
11/22/2000$0.05905
11/24/2000$0
11/27/2000$0
11/28/2000$0.09392
11/29/2000$0.25261
11/30/2000$0.30681
12/1/2000$2.22205
12/4/2000$0.99324
12/5/2000$0.04077
12/6/2000$0

* Data shown are adjusted forward for all stock splits between the IPO and 12/6/00.

** Purchases on a date not listed in the chart above have no artificial inflation.

*** Purchases in the IPO itself at $17.00 per share have no artificial inflation.