pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
d,w,d-w,75,0.26455462565889964,,$blah
d,x,d-x,-71,0.5445623787105787,,$blah
d,y,d-y,52,0.7489577220696233,0.4391534486737374,$blah
d,z,d-z,-31,,0.8894228892924536,$blah