C B 72 dB

B B 72 dB

C C 71 dB

C A 71 dB

D C 72 dB

C A 71 dB

C A 71 dB

C A 71 dB

D C 72 dB

C B 72 dB

C B 72 dB

C A 71 dB

C A 71 dB

D C 72 dB

C A 71 dB

C A 71 dB

C A 71 dB

C B 73 dB

B A 71 dB

C A 71 dB