D C 71 dB

C A 72 dB

C B 70 dB

D B 71 dB

D C 72 dB

D B 71 dB

D B 71 dB

D D 71 dB

B A 69 dB

B A 69 dB

D A 73 dB

D A 73 dB

A B 70 dB

E E 72 dB

C B 70 dB

C B 70 dB

B A 70 dB

C A 72 dB

C A 71 dB

C A 72 dB