Prison Ranks

A -> B = 50000
B -> C = 120000
C -> D = 500000
D -> E = 1200000
E -> F = 3600000
F -> G = 12000000
G -> H = 38000000
H -> I = 64000000
I -> J = 124000000
J -> K = 360000000
K -> L = 500000000
L -> M = 720000000
M -> N = 950000000
N -> O = 1200000000
O -> P = 2600000000
P -> Q = 4000000000
Q -> R = 9250000000
R -> S = 12350000000
S -> T = 19700000000
T -> U = 30000000000
U -> V = 60000000000
V -> W = 120000000000
W -> X = 360000000000
X -> Y = 500000000000
Y -> Z = 720000000000
Z -> Free = 1000000000000