Create Date

#!/bin/bash -e
typeset -ig start=$(date -d '2013-01-01T00:00' +%s)
typeset -ig goal=$(date -d '2014-01-01T00:00' +%s)
rm -f DATETEST
for ((; start <= goal; start += 3600)); do
  echo $(date -d "@${start}" +'%Y%m%d %H:%M') >> DATETEST
done