pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
a,p,a-p,74,0.7508777995916097,,$blah
b,p,b-p,-73,0.7424166839809987,,$blah
c,p,c-p,80,0.21395287710598743,,$blah
d,p,d-p,-97,0.5740642196263323,0.34070593256029236,$blah