pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
a,n,a-n,-77,,0.62744604170309,$null
a,o,a-o,-2,0.9961213802400968,,$null
a,p,a-p,74,0.7508777995916097,,$blah
a,q,a-q,-100,0.9538159275210801,0.7619621990520646,$null
a,r,a-r,60,0.6389494948660052,,$null
a,s,a-s,53,0.3241560570046731,0.8787218778231842,$null
a,t,a-t,-86,,,$null
a,u,a-u,-68,,0.2650566289400591,$null
a,v,a-v,38,0.6898676320996214,0.9951493566608947,$blah
a,w,a-w,12,,0.33808556214745533,$null
a,x,a-x,50,0.07099308600903254,,$blah
a,y,a-y,-82,0.5141561198085891,0.132311848725025,$blah
a,z,a-z,-38,,0.09432579649188222,$blah