0200,000400,000600,000800,0001,000,0001,200,0001,400,0001,600,0001,800,0002,000,0002,200,0002,400,0002,600,0002,800,0003,000,00019861988199019921994199619982000200220042006200820102012201420162018
Annual Cost (in thousands)
Annual Cost (in thousands)
Figures are not adjusted for inflation.