;NOK Billion;NOK Billion;NOK Billion;Change in per cent from the previous year;Change in per cent from the previous year; November 2015;November 2016;November 2017;November 2016;November 2017; Distributed taxes, total;791;744;790;-6.0;6.2; Taxes to local government;164;180;187;9.7;4.1; Taxes to the central government;236;238;252;1.1;5.5; Taxes on extraction of petroleum;104;33;50;-68.1;49.7; Contributions to the National Insurance Scheme;286;292;301;1.9;3.2;