pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
a,w,a-w,12,,0.33808556214745533,$null
c,w,c-w,-80,,0.3499603437201839,$null
f,w,f-w,82,,,$blah
b,w,b-w,-32,0.15919784298073125,,$null
d,w,d-w,75,0.26455462565889964,,$blah
e,w,e-w,-80,0.3825442986168739,,$null
g,w,g-w,-10,0.5073368852897782,0.037607245571092074,$null