Journal of Population Sciences
From: Impacts of family household dynamics on residential energy demands in Hebei Province of China
 | 2010 | 2015 | 2020 | 2025 | 2030 | 2040 | 2050 |
---|---|---|---|---|---|---|---|
Electricity (million kWh) | |||||||
Rural and urban combined | |||||||
 Aged 15–34 | 82.74 | 98.87 | 93.43 | 64.98 | 51.88 | 63.70 | 62.62 |
 Aged 35–64 | 194.35 | 214.67 | 239.06 | 270.44 | 271.14 | 239.41 | 231.76 |
 Aged 65 +  | 17.13 | 19.49 | 27.28 | 41.52 | 63.55 | 97.24 | 111.15 |
 Total | 294.22 | 333.03 | 359.77 | 376.94 | 386.56 | 400.35 | 405.53 |
Rural | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 37.70 | 35.87 | 23.80 | 10.74 | 7.23 | 5.15 | 1.71 |
 Aged 35–64 | 96.54 | 92.38 | 94.17 | 86.60 | 67.97 | 35.02 | 18.17 |
 Aged 65 +  | 7.83 | 7.53 | 10.99 | 20.45 | 27.40 | 29.44 | 23.81 |
 Total | 142.07 | 135.77 | 128.95 | 117.79 | 102.60 | 69.61 | 43.68 |
Urban | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 45.03 | 63.01 | 69.64 | 54.24 | 44.64 | 58.55 | 60.92 |
 Aged 35–64 | 97.81 | 122.29 | 144.89 | 183.84 | 203.17 | 204.39 | 213.59 |
 Aged 65 +  | 9.30 | 11.95 | 16.29 | 21.07 | 36.15 | 67.80 | 87.34 |
 Total | 152.15 | 197.25 | 230.82 | 259.15 | 283.97 | 330.74 | 361.85 |
Water (million ton) | |||||||
Rural and urban combined | |||||||
 Aged 15–34 | 3.44 | 4.30 | 4.21 | 3.03 | 2.47 | 3.09 | 3.07 |
 Aged 35–64 | 7.61 | 8.78 | 9.99 | 11.72 | 12.17 | 11.30 | 11.24 |
 Aged 65 +  | 0.75 | 0.88 | 1.22 | 1.79 | 2.75 | 4.36 | 5.13 |
 Total | 11.80 | 13.95 | 15.43 | 16.55 | 17.39 | 18.74 | 19.44 |
Rural | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 1.26 | 1.21 | 0.81 | 0.38 | 0.26 | 0.18 | 0.06 |
 Aged 35–64 | 2.69 | 2.63 | 2.71 | 2.49 | 1.98 | 1.04 | 0.54 |
 Aged 65 +  | 0.25 | 0.25 | 0.36 | 0.68 | 0.92 | 0.99 | 0.80 |
 Total | 4.21 | 4.08 | 3.88 | 3.56 | 3.16 | 2.21 | 1.40 |
Urban | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 2.18 | 3.08 | 3.40 | 2.66 | 2.21 | 2.91 | 3.01 |
 Aged 35–64 | 4.92 | 6.15 | 7.28 | 9.23 | 10.19 | 10.25 | 10.70 |
 Aged 65 +  | 0.50 | 0.63 | 0.86 | 1.11 | 1.83 | 3.37 | 4.33 |
 Total | 7.59 | 9.86 | 11.55 | 12.99 | 14.23 | 16.53 | 18.04 |
Fuel (million yuan) | |||||||
Rural and urban combined | |||||||
 Aged 15–34 | 65.02 | 75.33 | 66.98 | 44.94 | 35.34 | 38.33 | 34.86 |
 Aged 35–64 | 154.17 | 165.21 | 181.80 | 200.64 | 196.08 | 164.87 | 155.22 |
 Aged 65 +  | 15.56 | 17.50 | 24.69 | 38.54 | 58.47 | 86.69 | 96.60 |
 Total | 234.75 | 258.04 | 273.47 | 284.12 | 289.89 | 289.89 | 286.68 |
Rural | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 39.53 | 40.27 | 28.19 | 15.10 | 11.50 | 7.51 | 2.40 |
 Aged 35–64 | 91.72 | 88.15 | 90.14 | 82.95 | 65.37 | 33.90 | 17.59 |
 Aged 65 +  | 8.51 | 8.22 | 11.90 | 21.95 | 29.38 | 31.66 | 25.62 |
 Total | 139.76 | 136.64 | 130.24 | 120.00 | 106.25 | 73.07 | 45.61 |
Urban | Â | Â | Â | Â | Â | Â | Â |
 Aged 15–34 | 25.49 | 35.06 | 38.79 | 29.84 | 23.84 | 30.82 | 32.45 |
 Aged 35–64 | 62.45 | 77.06 | 91.66 | 117.69 | 130.71 | 130.97 | 137.64 |
 Aged 65 +  | 7.05 | 9.28 | 12.78 | 16.60 | 29.09 | 55.03 | 70.98 |
 Total | 94.99 | 121.40 | 143.23 | 164.12 | 183.64 | 216.82 | 241.07 |