CREATE TABLE table_22975 ("Rank 2011" FLOAT, "Change since 2006" TEXT, "Urban Area" TEXT, "County" TEXT, "Population 2011" FLOAT, "Increase since 2006" TEXT)

How many places has the rank changed since 2006, for Clane?
SELECT "Change since 2006" FROM table_22975 WHERE "Urban Area" = 'Clane'
SELECT "Change since 2006" FROM "table_22975" WHERE "Urban Area" = 'Clane'