C B 69 dB

C A 71 dB

B A 71 dB

B A 71 dB

B A 71 dB

B A 71 dB

B A 71 dB

B A 71 dB

B A 69 dB

B A 71 dB

B A 71 dB

B A 71 dB

B A 71 dB

C B 69 dB

B A 71 dB

B A 71 dB

C A 71 dB

C A 71 dB

C C 73 dB