0fi_gl_7 extractor with historic cumulative data loading issue

Hello Experts,

We are trying to load data with help of 0fi_gl_7 extractor historical cumulative data .

As per SAP recommendation 0fi_gl_7 extarctor is used for delta.In my prod sys we have current and prev month data. Please help us how to load the hostorical data for the same?

Thannks in advance.

Regards,

Santhosh.