If PKROK is coded as 72962 and KRRPK as 29972 then how can NJMLZ be coded?

Given word,
P K R O K
Place value : 16 11 18 15 11
Code (Sum) : 7 2 9 6 2
Similary,
word N J M L Z
Place value : 14 10 13 12 26
code (Sum) : 5 1 4 3 8