pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
f,d,f-d,60,,0.4408231901628116,$blah
f,e,f-e,87,0.13141180642048544,,$blah
f,f,f-f,35,,0.2569700845632623,$blah
f,g,f-g,91,0.8703969593250397,,$blah
f,h,f-h,42,,0.2644585783524238,$blah
f,i,f-i,49,0.3810254992724753,,$blah
f,m,f-m,6,0.8336930832963215,,$blah
f,n,f-n,-45,0.44338308606070165,0.6856802654812854,$blah
f,t,f-t,-56,0.26536750832497336,0.5260855265978671,$blah
f,u,f-u,99,0.36203897381751204,,$blah
f,v,f-v,17,0.6433406842054887,,$blah
f,w,f-w,82,,,$blah
f,x,f-x,59,0.6330767243010155,0.3809043988185208,$blah