C C 69 dB

E E 72 dB

D C 72 dB

D B 72 dB

C C 71 dB

C C 69 dB

A C 71 dB

C C 71 dB

C B 71 dB

B B 69 dB

E C 72 dB

C A 71 dB

B A 69 dB

A A 69 dB

C B 71 dB

B A 69 dB

B A 69 dB

C B 70 dB

C B 71 dB

B C 71 dB