There is a nice Sankey diagram at https://en.wikipedia.org/wiki/National_Ignition_Facility#System https://en.wikipedia.org/wiki/National_Ignition_Facility#Sys..

There is a nice Sankey diagram at https://en.wikipedia.org/wiki/National_Ignition_Facility#System https://en.wikipedia.org/wiki/National_Ignition_Facility#Sys... showing where the energy losses go.