CREATE TABLE table_18015 ("Name" TEXT, "GP" FLOAT, "Solo" FLOAT, "Ast" FLOAT, "Total" FLOAT, "TFL-Yds" TEXT, "No-Yds" TEXT, "BrUp" FLOAT, "QBH" FLOAT, "No.-Yds" TEXT, "Avg" TEXT, "TD" FLOAT, "Long" FLOAT, "Rcv-Yds" TEXT, "FF" FLOAT, "Blkd Kick" FLOAT)

List all number of yards with an AST of 8.
SELECT "No-Yds" FROM table_18015 WHERE "Ast" = '8'
SELECT "No-Yds" FROM "table_18015" WHERE "Ast" = '8'