pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
f,u,f-u,99,0.36203897381751204,,$blah
c,u,c-u,-79,0.6427496480093358,0.18172902651343215,$null
b,u,b-u,-10,0.7801162418714427,,$null
g,u,g-u,-55,0.9512921405795819,0.7544458252469858,$blah