In the light of the recent upwards revision of the migration figures between 1997 and 2010—an additional 500,000 migrants were found, meaning that overall immigration in that period was 4 million and that net migration under the last Government was 3 million, which amounted to three cities the size of Manchester—can my hon. Friend assure me that in the future we will have robust statistics and no return to the open-door policies favoured by the last Government?