Here you can download the database of statistics obtained from the MapBiomas Pampa Trinational Collection 3 maps:

LAND COVER AND TRANSITIONS (COLLECTION 3) – land cover and land use area (ha) database by  bioma, country, political level 1 (province/state/department), polítical level 2 (department/municipality/enumeration), watersheds, phytogeography, protected areas and indigenous territories from 1985 to 2022