Commodity200620072008200920102011
Manioc (cassava)$593 $297 $1,544$1,403
Sweet potatoes    $4,543$60,911
Arrowroot, salep, Jerusalem artichokes & sim. roots & tubers with high star ...$1,333$185 $981 $12,463
Total$1,926$185$297$981$6,087$74,777