For Big 4 tech consulting, what is the salary progression? Is it similar to this:

SaT
A1 - 4k
A2 - 4.5k
S1 - 5.5k
S2 - 6k
M1 - 7.6k
M2 - 8.4k
M3 - 9.2k
AD1 - 10.6k