k=1
                      mut   n 21217 N 6187745811  rate 3.43e-06 (1.00x)  ci 3.38e-06 to 3.48e-06

k=2
                  nonflip   n 20357 N 4125163874  rate 4.93e-06 (1.44x)  ci 4.87e-06 to 5.00e-06
                     flip   n   860 N 2062581937  rate 4.17e-07 (0.12x)  ci 3.90e-07 to 4.46e-07

k=3
                *CpG->mut   n  8123 N  339814029  rate 2.39e-05 (6.97x)  ci 2.34e-05 to 2.44e-05
          *Cp(A/C/T)->mut   n  9590 N 2809081827  rate 3.41e-06 (1.00x)  ci 3.35e-06 to 3.48e-06
                   A->mut   n  3504 N 3038849955  rate 1.15e-06 (0.34x)  ci 1.12e-06 to 1.19e-06

k=4
                  *CpG->T   n  7889 N  113271343  rate 6.96e-05 (20.3x)  ci 6.81e-05 to 7.12e-05
          *Cp(A/C/T)->mut   n  9590 N 2809081827  rate 3.41e-06 (1.00x)  ci 3.35e-06 to 3.48e-06
                   A->mut   n  3504 N 3038849955  rate 1.15e-06 (0.34x)  ci 1.12e-06 to 1.19e-06
              *CpG->(G/A)   n   234 N  226542686  rate 1.03e-06 (0.30x)  ci 9.05e-07 to 1.17e-06

