The amount of the basic award shall be the amount specified in *RCW
6.13.030(2) with regard to lands. If an award is divided between a surviving spouse or surviving domestic partner and the decedent's children who are not the children of the surviving spouse or surviving domestic partner, the aggregate amount awarded to all the claimants under this section shall be the amount specified in *RCW
6.13.030(2) with respect to lands. The amount of the basic award may be increased or decreased in accordance with RCW
11.54.040 and
11.54.050.