BeginPackage["Wikicode`Lime`"]
Production::usage="Production[date] gives the annual world lime production from the specified date."
Begin["`Private`"]
Production[from_Integer]:=Select[limeData["Production"],DateDifference[{from},#[[1]]] >= 0&]
limeData["Production"] =
MapAt[{Round@#} &, #, 1] & /@
Import["http://minerals.usgs.gov/ds/2005/140/ds140-lime.xlsx"][[1,
65 ;; 113, {1, 8}]]
End[]
EndPackage[]
