Hi,
I use same information, but i extratc data using 2LIS_12_VCSCL.
To know the status that you want you can use the fields below:
FKSTK Stat of billing
MCVBUK KOSTK Stat.glob.pick.
MCVBUK TRSTA Stat.org.trsp.
MCVBUK WBSTK St.mov.merc.gl.
hope this helps