stamp issue date stamp set #cards card set ref qty. issued
stamp issue date
stamp set
#cards
card set ref
qty . issued
number parsed year month day
number
date text text text number
16 may 1973 county cricket, 1873-1973 one phq 1 20000
which year had the most stamps issued ?
WDT NN VBD-AUX DT RBS NNS VBN .
1973
select c1_year from w group by c1_year order by sum ( c5_number ) desc limit 1