Explore the mean age of women at the birth of their first child in 2012. Find insights on first child birth age trends for females in multiple countries. Click here for more information. First child, age, female, birth Portugal, Belgium, Spain, Bosnia and Herzegovina, France, Denmark, Italy, Uzbekistan, Bulgaria, United Kingdom, Slovenia, Czechia, Poland, Ukraine, Latvia, Sweden, Iceland, Armenia, Georgia, Canada, Montenegro, Hungary, United States, Andorra, Republic of Moldova, Croatia, Malta, San Marino, Turkmenistan, Azerbaijan, Kyrgyzstan, North Macedonia, Russian Federation, Greece, Luxembourg, Slovakia, Norway, Tajikistan, Albania, Liechtenstein, Serbia, Switzerland, Lithuania, Estonia, Turkiye, Cyprus, Germany, Finland, Ireland, Israel, Kazakhstan, Austria, Belarus, Netherlands, RomaniaFollow data.kapsarc.org for timely data to advance energy economics research..Source: UNECE Statistical Database, compiled from national and international (Eurostat and UNICEF TransMONEE) official sources.Definition: The mean age of women at birth of first child is the weighted average of the different childbearing ages, using as weights the age-specific fertility rates of first-order births.General note: Data come from registers, unless otherwise specified. Data for 2010 come from the European Demographic Data Sheet (Wittgenstein Centre) for the following countries: Albania, Cyprus, Malta, Montenegro, Sweden and Turkey.