Nickel starting to rise again today, page-15

Can someone please advise why COMSEC are hiding sell volume in the background.

Checkout sell volume and bids.

Market Depth:  HIG

   Buyers    Sellers

1 379,501 0.12 0.115    370,505    2
2    385,000    0.115   0.12 429,258    6


Indicative Price:   $   0.115 Surplus volume    -159,581


Where is the surplus sell volume hiding?????

Thanks,