Start year reading 1 Feb 2014 0000
Reading 1 Oct 2014 3008.07 = 796.17 produced
Reading 4 Nov 2014 3175.92 = 167.85 produced
Reading 2Dec 2014 3257.57 = 81.65 produced
Reading 31 Jan 2015 3391.33 = 133.76 produced
So a full year at 3391.33 .. sounds useful

.....

But not a usefu as Sudanpan's