[root@centos8 tmp]# vi sales.awk
[root@centos8 tmp]# cat sales.awk 
# BEGIN
BEGIN {
    FS="§"
}
# TABLE
$1 !~ /^#/ && $1 !~ /^$/ {
	sales[$1]+=$2
}
# END
END {
	for (pc in sales)
	printf("PC Type :  %s \t Sales (06+13+83) : %10d\n",pc,sales[pc]);
}