20.8 kilograms

In 2008 the net consumption of fats and oils consisted of (Product Board for Margarines Fats and Oils):  
Margarines                                            5.0 kilograms
Diet Margarines                                     3.3 kilograms
Edible fats and oils for household use   4.7 kilograms
Edible fats and oils for industrial use   23.3 kilograms
Butter (Dutch Dairy Board)                    3.3 kilograms

Minus a deduction of 18.8 kilograms for non-actual consumption including net fats and oils in imported and exported products and non-actual consumption. 

Both the direct consumption of fats and oils and the amounts of fats and oils processed in products for human consumption are included in the calculation.