pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
c,n,c-n,96,,0.2745974469175383,$null
c,v,c-v,16,0.32684580488130854,0.278256615638806,$blah
c,e,c-e,70,,0.3009498745655653,$null
c,w,c-w,-80,,0.3499603437201839,$null
c,s,c-s,24,,0.38885720324612805,$null
c,t,c-t,19,0.9807219775189232,0.3940202563397047,$null
c,l,c-l,-66,0.6675777325863531,0.5954523184694197,$blah
c,f,c-f,-23,0.4298881499898346,0.6066615704797627,$blah
c,m,c-m,40,0.44591361207670044,0.7517767865005115,$blah
c,r,c-r,22,0.0058960835839930725,0.8534479505691046,$null
c,q,c-q,-1,0.5840794142042252,0.8806566727578236,$blah
c,i,c-i,-89,,0.8861369090509815,$null
c,b,c-b,47,0.19007877450229604,0.9255751654990827,$null
c,y,c-y,-39,0.6694588446199107,0.9477570222166518,$blah