1.049 in 2005
4138349 live births in the US in the year 2005. The calculation will work for any year, you just need to find the number of births in that year.
Now divide that number by the...
There is only one one in one one, but there are two ones in eleven. And there are no "ones" in one one if you are counting the "s". so there is one, one in one :)