Base 9 has 6 possible final digits
At 1 digits, there were 4 primes, 0 leaders
At 2 digits, there were 8 primes, 0 leaders
At 3 digits, there were 13 primes, 2 leaders
At 4 digits, there were 14 primes, 5 leaders
At 5 digits, there were 13 primes, 10 leaders
At 6 digits, there were 4 primes, 1 leaders
At 7 digits, there were 4 primes, 1 leaders
At 8 digits, there were 3 primes, 1 leaders
At 9 digits, there were 2 primes, 0 leaders
At 10 digits, there were 3 primes, 3 leaders
In total, in base 9 there were 68 primes and 23 leaders, maxlen=10