pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text d,w,d-w,75,0.26455462565889964,,$blah d,x,d-x,-71,0.5445623787105787,,$blah d,y,d-y,52,0.7489577220696233,0.4391534486737374,$blah d,z,d-z,-31,,0.8894228892924536,$blah e,a,e-a,54,0.0913268866309852,,$blah e,b,e-b,47,0.040231673144616176,0.518963840987604,$null e,c,e-c,49,,0.4700103949603517,$null e,d,e-d,-59,0.3298036635789654,0.4004522548136564,$null e,e,e-e,16,,0.40417505700074563,$null e,f,e-f,68,,0.18758254139452712,$blah e,g,e-g,94,,0.43811609507237825,$blah e,h,e-h,-69,,,$blah e,i,e-i,-77,,,$blah e,j,e-j,83,0.291861560261786,,$blah e,k,e-k,41,0.19061037094792832,,$blah e,l,e-l,97,0.41494242355134514,0.00256525935857721,$blah e,m,e-m,50,,0.44654739304319446,$blah e,n,e-n,16,0.8696016832340685,0.23880554416624933,$null e,o,e-o,-19,0.7447051515651959,0.6636888294845347,$null e,p,e-p,26,0.1262462698093887,0.33199470393136377,$null e,q,e-q,34,,,$null e,r,e-r,20,0.2650227795434089,0.692704598586882,$blah e,s,e-s,-19,0.6267991790079878,,$null e,t,e-t,61,,,$null e,u,e-u,13,,0.04599096867721275,$blah e,v,e-v,-5,0.43068678785540004,,$null e,w,e-w,-80,0.3825442986168739,,$null e,x,e-x,18,0.459570499176731,0.009397431454871041,$null e,y,e-y,-82,0.3455656244430817,0.962029072823442,$blah e,z,e-z,16,0.8453039251425987,0.8533354586601858,$blah f,a,f-a,47,,0.9779444845768627,$null f,b,f-b,44,,0.9106169537187105,$null f,c,f-c,55,,0.6777644586233594,$null f,d,f-d,60,,0.4408231901628116,$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,,$blah f,j,f-j,56,0.22136720007399002,0.909387638427892,$null f,k,f-k,-65,0.045346811013382116,0.23480003243132908,$null f,l,f-l,-1,0.6704862188501712,0.5401924954289701,$null f,m,f-m,6,0.8336930832963215,,$blah f,n,f-n,-45,0.44338308606070165,0.6856802654812854,$blah f,o,f-o,-85,,,$null f,p,f-p,64,,,$null f,q,f-q,-83,0.5542077884611291,0.21595135191867476,$null f,r,f-r,52,,,$null f,s,f-s,69,0.866447888506801,0.7899846642347539,$null f,t,f-t,-56,0.26536750832497336,0.5260855265978671,$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 f,y,f-y,29,0.09917846167904198,0.6547129575231422,$null f,z,f-z,10,0.4515549159652815,0.3987301842569533,$null g,a,g-a,-20,0.426764006260958,0.9535925176191249,$null g,b,g-b,-77,,,$null g,c,g-c,50,0.5616833815697281,0.35359807963376766,$blah g,d,g-d,84,0.051446079972376046,,$null g,e,g-e,68,0.4821893962043886,0.8453734186013451,$null g,f,g-f,9,0.9745466021257082,,$blah g,g,g-g,-93,0.1804160719608544,,$null g,h,g-h,44,0.06958542124833644,0.03065709838090591,$null g,i,g-i,-4,0.41983249376450316,0.3243828920784265,$null g,j,g-j,-87,,0.27210284354621894,$blah g,k,g-k,24,,0.7549431436683707,$null g,l,g-l,-28,0.5931342503922638,0.6671325587363496,$null 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 h,a,h-a,-90,0.24774372359828423,0.5240685531701745,$blah h,b,h-b,-28,0.7744647885737355,0.7892269315636647,$blah h,c,h-c,-84,0.32969075511772883,0.7237336550024618,$null h,d,h-d,-15,0.08150198744788395,0.6560547180360552,$blah h,e,h-e,-67,0.5950412281515748,0.5589220700910635,$null h,f,h-f,71,0.9471086244193812,0.09345296506602174,$blah h,g,h-g,30,,0.9511693135961343,$null h,h,h-h,-43,0.9999766211030285,0.10114076366789415,$null h,i,h-i,69,,,$null h,j,h-j,84,0.41085861149653347,0.969588603408625,$blah h,k,h-k,92,0.44892796303334037,0.23916849724551947,$null h,l,h-l,-6,0.6783068250650924,0.4616799784409892,$blah h,m,h-m,-59,,0.8730019200593472,$blah h,n,h-n,41,0.7114009771190007,,$blah h,o,h-o,15,0.9053062089782412,0.09171356965909339,$blah h,p,h-p,-94,0.4148969058190054,0.23577807386343264,$null h,q,h-q,-93,0.099083124393048,,$null h,r,h-r,-27,,0.4691101271554937,$null h,s,h-s,-80,,0.7272347853249318,$blah