CREATE TABLE table_2471 ("Source" TEXT, "Dates Administered" TEXT, "Terry McAuliffe" TEXT, "Brian Moran" TEXT, "Creigh Deeds" TEXT)

What was the date when Terry McAuliffe won 19%?
SELECT "Dates Administered" FROM table_2471 WHERE "Terry McAuliffe" = '19%'
SELECT "Dates Administered" FROM "table_2471" WHERE "Terry McAuliffe" = '19%'