pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
g,m,g-m,-99,,,$null
g,n,g-n,27,0.7470141234297678,0.23011071607665967,$blah
g,o,g-o,-82,0.3970711742472973,0.0187415365856457,$blah
g,p,g-p,46,0.40442288450523434,0.11517337266379823,$null
g,q,g-q,58,0.4600969018938087,,$blah
g,r,g-r,50,0.4004498163160871,,$null
g,s,g-s,30,,0.3493752654723803,$null
g,t,g-t,-40,,0.760215295546892,$null
g,u,g-u,-55,0.9512921405795819,0.7544458252469858,$blah
g,v,g-v,60,0.3161388944905802,0.44220806383628486,$null
g,w,g-w,-10,0.5073368852897782,0.037607245571092074,$null
g,x,g-x,65,0.8552933714560903,0.3844824765824649,$null
g,y,g-y,15,,,$null
g,z,g-z,15,0.10350187727039162,0.08432913202456382,$null