pk1,pk2,content,sortable,sortable_with_nulls,sortable_with_nulls_2,text
g,j,g-j,-87,,0.27210284354621894,$blah
b,j,b-j,48,0.5945191535334412,0.6573731644725225,$blah
f,j,f-j,56,0.22136720007399002,0.909387638427892,$null
h,j,h-j,84,0.41085861149653347,0.969588603408625,$blah