some data is wrong in your post,look at this:0 R4 r+ B& X5 ~, V4 X
Increase due to operating expenses( g& h& I8 f# b: R" x. G) J
Dwelling heated by the tenant 0.9 %- a4 z0 L6 ]( }, P; | a' _0 Z8 C
Dwelling heated by the landlord, with electricity 1.1 % 3 X9 s: G$ e0 s3 m! d; @( Rwith gas 1.6 % 7 o/ }8 c& r5 m$ a% r% Mwith oil 4.3 %