Table: nab_cup_2008
Columns: home_team
home_team_score
away_team
away_team_score
ground
crowd
date
time
report

Question: How many home team scores have a time of 4:40 PM?
SQL: SELECT COUNT("home_team_score") FROM nab_cup_2008 WHERE "time" = '4:40 PM'

Question: What stadiums had an attendance of 8,256?
SQL: SELECT "ground" FROM nab_cup_2008 WHERE "crowd" = '8,256'

Question: What is the total number of attendees where the home team was Port Adelaide?
SQL: SELECT COUNT("crowd") FROM nab_cup_2008 WHERE "home_team" = 'Port Adelaide'