Isikhumulo sezindiza v Perm ube nesilinganiso esimaphakathi — 3.9 (ngokwezilinganiso zomsebenzisi Mapich).
Sithole isikhumulo sezindiza Perm emigwaqweni elandelayo:
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 1 inkampani, eyethulwe kuleli khasi.