Austrian gold coins "Millennium coin set" 72gr. pure gold (sample 0.986) and 144g. silver

The Millennium set of gold and silver coins, it includes the following coins issued in Austria from 1991 to 1996:

100 Schilling 18g Silber 1991 Rudolph I.
100 Schilling 18g Silber 1992 Maximilian
100 Schilling 18g Silber 1992 Karl V.
500 Schilling 8g Gold 1993 Rudolf II.
100 Schilling 18g Silber 1993 Leopold I.
1000 Schilling 16g Gold 1993 Maria Theresia
500 Schilling 8g Gold 1994 Wr. Kongreß
100 Schilling 18g Silber 1994 Revolution
100 Schilling 18g Silber 1994 Franz Josef I
100 Schilling 18g Silber 1995 Erste Republik
1000 Schilling 16g Gold 1995 Zweite Republik
500 Schilling 8g Gold 1996 Heinrich II.
100 Schilling 18g Silber 1996 Leopold III.
1000 Schilling 16g Gold 1996 Ostarrichi