Table: va_elections_2009
Columns: source
date
jody_wagner
pat_edmonson
michael_signer
rich_savage
jon_bowerbank
undecided

Question: On which date did Michael Signer earn 4%?
SQL: SELECT "date" FROM va_elections_2009 WHERE "michael_signer" = '4%'

Question: Which polling source gave Michael Signer 5%?
SQL: SELECT "source" FROM va_elections_2009 WHERE "michael_signer" = '5%'

Question: Which date had the undecided percentage at 42%?
SQL: SELECT "date" FROM va_elections_2009 WHERE "undecided" = '42%'

Question: What is the Rich Savage percentage in the poll with Jody Wagner at 30%?
SQL: SELECT "rich_savage" FROM va_elections_2009 WHERE "jody_wagner" = '30%'

Question: What is the Rich Savage percentage in the poll that had undecideds at 68%?
SQL: SELECT "rich_savage" FROM va_elections_2009 WHERE "undecided" = '68%'