Why now many pay searches engine bid low pity?

Type of Payment Quantity Earnings
Date: 05/18/2004 Clicks By Referrals 81 $0.4543
+ B. c5 d8 {" Z4 P. J6 D' }7 GDate: 05/19/2004 Clicks By Referrals 141 $0.483
Date: 05/26/2004 Clicks By Referrals 64 $0.1235


" n3 |1 J6 A5 d8 L& y5 A+ [8 X1 RWhy now many pay searches engine bid low pity?And has the more and more low tendency! Worried!