Until 1980 the MININT had prepared a total of:
2,088,571 records or documents of the State Security
6,056,847 records pertaining to Internal Order
"This total quantity of documents: 8,145,418, was the main problem of the Minint, their classification, organization and conservation, especially of 160,000 pre-1959 records...
The Stasi report describes the exact location of the Archive, the status of the personal Card Index, which contains “all the Counterintelligence materials, for example the data on informants, operations carried out or documents of operational importance.”
In this card index alone were registered 4 million people with the following personal data: surname, first name, date of birth, gender, skin color, codified fingerprints and registration number....
The officers of the Stasi, who have came to have 180 kilometers of records and documents on their citizens, delivered gladly to their allies and students in political repression their experiences and technical resources, to monitor and liquidate any opposition or dissent.
Here you can read the whole document in Spanish: Stasi-Minint Connection