pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
b,a,b-a,5,0.7290758494598506,,$blah
c,a,c-a,52,0.43456375856464435,,$blah
e,a,e-a,54,0.0913268866309852,,$blah
d,a,d-a,48,0.3119572443946952,0.37530695942531844,$null
h,a,h-a,-90,0.24774372359828423,0.5240685531701745,$blah
a,a,a-a,63,,0.7364712141640124,$null
g,a,g-a,-20,0.426764006260958,0.9535925176191249,$null
f,a,f-a,47,,0.9779444845768627,$null