id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cpos-32	Doblhammer, Gabriele; Milewski, Nadja; Peters, Frederik	Monitor der Entwicklung der Geburtenhäufigkeit in Deutschland: Schätzung von monatlichen und jährlichen zusammengefassten Geburtenziffern auf der Grundlage vorläufiger monatlicher Daten	2011	34	.pdf	application/pdf	12142	371	50	For several decades of the previous century, fertility rates were calculated exclusively on the basis of yearly data, even though monthly birth numbers were also published (Calot/Na- dot 1977). Although they used monthly birth data, their stat- ed goal was the estimation of the expected number of births for the current year.	cache/cpos-32.pdf	txt/cpos-32.txt