BEGIN {
	sum = 0.0;
	l = 0;
}

{
	if ($2 > 40 && l > 0)
		print "Country", $1, "has", $2, " mln of people, ", "nr of all columns=", NF

	sum += $2;
	l++;
}

END {
	print "Num of all people is", sum
}