Quick startpage search came up with this.
https://dailystormer.name/the-splc-keeps-a-countdown-of-americas-dwindling-white-population/
archive.fo/DDv8I
Apparently it was shown in a recent documentary on the 'Alt-Right', the note was hanging on the wall in the SPLC.
[–] 16784844? ago
There was thread about this last night on 4chan. I personally calculated the global white birth rate which is currently 1.61. There's currently 920,218,023 white people roughly in the world. We just need to figure out the population growth rate with these numbers and put in on a website.