115 coins in a bag.

The breakdown is

1 Penning coins = 19 coins 1912-1995.

2 Penning coins = 8 coins 1965-1995.

5 Penning coins = 12 coins 1924-1996.

10 Penning coins = 43 coins 1949-1995.

50 Penning coins = 15 coins 1924-1990.

1 Mark coins = 12 coins 1924-1991.

2 Mark coins = 5 coins 1970-1991.

5 Mark coin = 1 coin 1975.

Total weight is 431g.