The ROK Company adopted the dollar$-$value LIFO method for inventory valuation at the beginning of $2008.$ The following information about the inventory at the end of each year is available from the company records:

YEAR $-$ END OF YEAR PRICES$-$INDEX

December $31,2007$;$$10,000$;$100$

December $31,2008$;$$12,100$;$110$

December $31,2009$;$$13,125$;$125$

December $31,2010$;$$16,800$;$140$

December $31,2011$;$$12,360$;$120$

Use the dollar$-$value LIFO method to compute the ending inventory for ROK company for $2008$ through $2011.$

$1.$ what is the inventory value on December $31,2008$

Use commas, but do NOT use $ signs or cents.

$2.$ what is the inventory value on december $31,2009$

$3.$ what is the inventory value on December $31,2010.$

$4.$ what is the inventory value on December $31,2011$