According to the table you posted, 1650 and 1950. Needless to say, geographical variations within any given time period are also very large. In the US Census data for 2000-2003 broken out by state, there’s a range of over 8 years for the different state averages.
So right now we are at 1650 and 1950.
“According to the table you posted, 1650 and 1950. Needless to say, geographical variations within any given time period are also very large. In the US Census data for 2000-2003 broken out by state, there’s a range of over 8 years for the different state averages.”
Post 129 and post 54 give an idea of some of that range that you mention, as you can see Utah was well below the national average according to the Mormon expert.