year 2006 the abriviation is 06.
same rule applies.
there is a 2 in the thousands colum signifying that there are TWO thousands. there is a 0 in the hundreds and tens place values. and there is a 6 in the ones place signifying that there is SIX ones.
two thousand(s) and six(ones)
the abreviation 06 is just a shortened version of the year number. six in the ones place and zero in the tens.