pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
d,i,d-i,42,,0.40642812467051925,$null
f,i,f-i,49,0.3810254992724753,,$blah
a,i,a-i,55,,0.3794554417576478,$null
h,i,h-i,69,,,$null