In Germany you can buy Stollen at Aldi for 4.79 € / kg.
Here in Korea our local bakery sells them too but the price is 35,000 ₩ for 500g, or 47.55 € / kg which is basically 10 times the price.
We still buy one every year, just for nostalgia’s sake for me :D.
Aldi is exceptionally cheap tho.