B A 71 dB

D B 71 dB

D B 71 dB

C A 71 dB

C A 71 dB

C B 68 dB

D A 71 dB

A B 72 dB

A B 72 dB

C A 70 dB

C A 69 dB

D B 71 dB

B A 70 dB

A A 70 dB

N/A N/A

B B 70 dB

C C 71 dB

N N

D D 71 dB