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Table 2 Main demographic parameters 2010–2050, Hebei Province, China

From: Impacts of family household dynamics on residential energy demands in Hebei Province of China

  Rural Urban Rural–urban comb
  2010 2030 2050 2010 2030 2050 2010 2030 2050
Total fertility rate 2.0 2.1 2.1 1.3 1.7 1.7 1.7 1.8 1.8
Male life expectancy at birth 70.9 74.3 77.4 74.2 75.7 79.3 72.4 75.2 78.8
Female life expectancy at birth 74.7 78.3 81.3 78.3 82.3 85.0 76.3 80.8 84.1
Male general rate of in-migration 0.0025 0.0040 0.0069 0.0018 0.0016 0.0026 0.0022 0.0025 0.0037
Female general rate of in-migration 0.0027 0.0042 0.0069 0.0019 0.0017 0.0027 0.0023 0.0026 0.0038
Male general rate of out-migration 0.0023 0.0037 0.0062 0.0017 0.0014 0.0024 0.0020 0.0023 0.0033
Female general rate of out-migration 0.0017 0.0028 0.0046 0.0012 0.0011 0.0018 0.0015 0.0017 0.0025
Proportion of urban population     0.44 0.63 0.75    
Mean age at first marriage, male 25.3 24.6 24.6 26.3 26.3 26.3 25.7 25.7 25.9
Mean age at first marriage, female 23.1 22.7 22.7 24.9 24.9 24.8 23.9 24.1 24.3
Mean age at births 25.2 26.5 26.5 26.6 27.8 27.8 25.8 27.3 27.4
General rate of marriages 0.1146 0.1146 0.1146 0.0908 0.0908 0.0908 0.1041 0.0996 0.0968
General rate of divorce 0.0039 0.0039 0.0039 0.0095 0.0095 0.0095 0.0064 0.0074 0.0081