Imagine you run a boutique wine shop, and your ending inventory includes several unique bottles of wine:

Vintage Bordeaux - Cost: $150

Italian Barolo - Cost: $200

California Cabernet Sauvignon - Cost: $80 Australian Shiraz - Cost: $90

You have one bottle of Vintage Bordeaux, two bottles of Italian Barolo, three bottles of California Cabernet Sauvignon, and four bottles of Australian Shiraz in your ending inventory.