The stadium remained structurally almost unchanged to beginning of the 90's. In the 1992 was reequipped on the north grandstand being located present into seats, whereby the capacity was reduced to 42.800. Between 1995 and 1999 successively the grandstands were supplemented. One began with west and east grandstand at the long sides of the playing field, in which second stage of development became also north and south grandstand covered (capacity: 68.600).