CONG Lease Drop Question

Can anyone tell me what the first line of this Natural Gas - Lease Drop from the CONG website represents? The “Net Tax Value” on the second line is what was used to calculate the interest on my check, but I don’t understand what the first line is for.

Sub Type Off Lease Secondary TP Name Ttl Lease Volume Your Volume Your Value Tax Due Marketing Cost Net Tax Value Error Status
Pur Operator Name 0 209,457 $1,263,874.05 No $260,398.75 $0 Yes
Pro Yes 44,469 $305,249.62 Yes $55,586.44 $249,663.18 No