C
C
72 dB
C
C
73 dB
C
72 dB
C
C
E
B
C
C
72 dB
C
C
73 dB
C
C
72 dB
C
C
72 dB
E
F
C
C
C
C
72 dB
C
C
72 dB
C
C
C
C
72 dB
C
C
C
C
72 dB
C
C
73 dB
C
C
C
C
C
C
72 dB
C
C
72 dB
C
C
73 dB
C
C
72 dB