|
Unit |
2017/2018 |
2016/2017 |
Change |
||||||||
Electricity procurement |
GWh |
15,494 |
16,900 |
-8.3% |
||||||||
Electricity procured from third parties |
GWh |
12,250 |
13,425 |
-8.8% |
||||||||
Proprietary electricity procurement 1) |
GWh |
3,245 |
3,474 |
-6.6% |
||||||||
Thermal power stations |
GWh |
712 |
981 |
-27.4% |
||||||||
Renewable energy |
GWh |
2,533 |
2,493 |
1.6% |
||||||||
Group's own hydropower plants |
GWh |
1,058 |
1,055 |
0.3% |
||||||||
Procurement rights from hydroelectric power |
GWh |
1,287 |
1,281 |
0.5% |
||||||||
Other renewable energy (photovoltaics, wind, biomass) |
GWh |
188 |
157 |
19.7% |
||||||||
Electricity grid distribution volume to end customers |
GWh |
8,297 |
8,210 |
1.1% |
||||||||
Electricity sales volume 2) |
GWh |
7,294 |
7,968 |
-8.5% |
||||||||
Natural gas grid distribution volume to end customers |
GWh |
18,397 |
20,463 |
-10.1% |
||||||||
Natural gas sales volume |
GWh |
4,980 |
5,247 |
-5.1% |
||||||||
Heat procurement |
GWh |
1,665 |
1,507 |
10.5% |
||||||||
Heat sales volume |
GWh |
1,524 |
1,345 |
13.3% |
||||||||
Total waste volume handled |
1,000 to |
1,766 |
1,755 |
0.6% |
||||||||
Thermally processed waste volume |
1,000 to |
642 |
630 |
1.9% |
||||||||
Invoiced drinking water volume |
m3 mill. |
55.5 |
52.8 |
5.1% |
||||||||
Invoiced waste water volume |
m3 mill. |
43.8 |
43.5 |
0.7% |
||||||||
Length of fibre-optic network |
km |
5,550 |
5,100 |
8.8% |
||||||||
|