adventage of one piece inlet lip skin and multiple lip skin

adventage of one piece inlet lip skin and multiple lip skin, how much improvement for SFC, fuel consumption and drag force ? how much improvement on laminar flow and smoothness of inlet, it is for Boeing 737 max. thanks I have to provide the numbers for them, for example i have to let them know how many percentage will getting better when they use the lip skin for SFC.

Solution

I found some calculations in wiki pedia.. Hope this may be helpful..

https://en.m.wikipedia.org/wiki/Boeing_737_MAX