Regarding statistical information about energy, development of the energy d
emand and current energy balances, a separate analysis is more and more req
uired, when focusing on guidelines for energy conservation or effective con
tributions towards climate protection. Finally it is of interest whether an
d to which extent a more rational handling of energy can be acknowledged an
d quantified. The influence of technical and economical aspects, administra
tive restraints as well as consumer and user behaviour should also be taken
into account.