Considering our prices, 8 the typical length of pregnancy during the time of marriage is actually relatively steady during the Soviet Russia, between 3
The latest left committee away from Fig. 2 gift suggestions the overall pattern regarding the regularity from first births one taken place within couple of years away from wedding as well as in brand new regularity out-of very first births according to if the conception taken place in advance of otherwise adopting the marriage. 6-bend, while the brand new frequency off earliest births devised inside ong the fresh marital cohort, the typical interval amongst the entry to the relationships and earliest beginning diminished of 12.5 to 7.8 months (we.age.