there is, for the product in question, a history of dumping over an extended period, or the importer was aware of, or should have been aware of, the dumping as regards the extent of the dumping and the injury alleged or found; and
teist maidir le dumpáil thar thréimhse fhada a bheith ann maidir leis an táirge i dtrácht, nó an t-allmhaireoir a bheith ar an eolas faoin dumpáil i dtaobh mhéid na dumpála agus na díobhála líomhnaithe nó cruthaithe, nó ar choinníoll go mba cheart é a bheith ar an eolas faoi; agus