Help w/KK and A on Board

[Tequila]

I am worried that I may be checking and calling a few too many hands instead of folding. Did I misplay this hand? Also, is there a statistic in Poker Tracker that I could use to determine if I am checking and calling too much?

Thank you for your help!

1/2 TEXASHTGAMETABLE (LIMIT) - SAT AUG 14 17:14:15 EDT 2004
Table Cosmo Inclination (Real Money) -- Seat 4 is the button
Total number of players : 10

Cobweb23 posts small blind (0.50)
Spike444 posts big blind (1)
** Dealing down cards **
Dealt to Tequila67 [ Kd, Kh ]
Barrellhead calls (1)-->UTG+1
Tequila67 raises (2) to 2
Barrellhead calls (1) --> We're two handed
** Dealing Flop ** : [ Ah, Qs, 8c ]
Barrellhead bets (1)
Tequila67 raises (2) to 2
Barrellhead raises (2) to 3
Tequila67 calls (1)
** Dealing Turn ** : [ 8d ]
Barrellhead bets (2)
Tequila67 calls (2)
** Dealing River ** : [ 4d ]
Barrellhead bets (2)
Tequila67 calls (2)
** Summary **
Main Pot: $18.75 | Rake: $0.75
Board: [ Ah Qs 8c 8d 4d ]
Barrellhead balance $63.75, bet $9, collected $18.75, net +$9.75 [ As 5c ] [ two pairs, aces and eights -- As,Ah,Qs,8c,8d ]
Tequila67 balance $43.75, lost $9 [ Kd Kh ] [ two pairs, kings and eights -- Ah,Kd,Kh,8c,8d ]