Table: oregon_ballot_measures_12
Columns: meas_num
passed
yes_votes
no_votes
yes
const_amd
type
description

Question: What is the description of the measure that got 78.27% yes votes?
SQL: SELECT "description" FROM oregon_ballot_measures_12 WHERE "yes" = '78.27%'

Question: What is the highest measure number?
SQL: SELECT MAX("meas_num") FROM oregon_ballot_measures_12

Question: How many measures numbered 8 were a constitutional ammendment?
SQL: SELECT COUNT("const_amd") FROM oregon_ballot_measures_12 WHERE "meas_num" = 8