Singing Intervals

Here is a list of the time intervals that each person sings:

Beginning-20 seconds : Piano introduction
20 seconds-40 seconds : Female singing
40 seconds-1 Minute : Male singing
1 minute-1 minute 20 seconds : Both singing
1 minute 22 seconds-1 minute 40 seconds : Female singing
1 minute 42 seconds-1 minute 59seconds : Male singing
2 minutes 1 seconds-2 minutes 30 seconds : Both singing
2 minutes 45 seconds-3 minutes 7 seconds : Female singing
3 minutes 8 seconds-3 minutes 45 seconds : Both singing