alias a1="awk '{print \$1}'"
alias a2="awk '{print \$2}'"
alias a3="awk '{print \$3}'"
alias a4="awk '{print \$4}'"
alias a5="awk '{print \$5}'"
alias a6="awk '{print \$6}'"
alias a7="awk '{print \$7}'"
alias a8="awk '{print \$8}'"
alias a9="awk '{print \$9}'"
