[POWER RANGERS] How many total rangers are there?

I keep trying to count how many rangers there are taking in account of every ranger I can think of but I keep getting different numbers, so I think this one is correct so tell me if I'm wrong

MMPR-7

MMAR-5

PRZ-6

PRT-6

PRIS-6

PRLG-6(including manga defender)

PRTF-6

PRWF-6

PRNS-6

PRDT-5

PRSPD-10(including sky's father)

PRMF-8

PROO-6

PRJF-8

PRRPM-7

PRS-7

PRM-7

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