2004
2005
2006
2010
2011
$0
$2,000
$4,000
$6,000
$8,000
$10,000
$12,000
Commodity200520062010
Pencil leads, black/coloured $1,875 
Crayons (excl. those with leads encased in a rigid sheth), pastels, drawing ...$5,111$1,532$10,668
Total$5,111$3,407$10,668