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| Individuals | Number of male phrases/(Number of song bouts) | Total | ||||
| 2007 | 2008 | 2009 | 2011 | 2012 | ||
| G1 male | 8/(1) | 42/(7) | 4/(1) | 11/(5) | 17/(3) | 82/(17) |
| G1 new male | 66/(16) | 66/(16) | ||||
| G1 subadult male | 15/(2) | 85/(14) | 100/(16) | |||
| G2 male | 10/(2) | 22/(3) | 38/(5) | 56/(14) | 8/(3) | 134/(27) |
| G4 male | 6/(1) | 54/(6) | 30/(5) | 90/(12) | ||
| G4 subadult male | 22/(3) | 22/(3) | ||||
| V1 | 30/(6) | 30/(6) | ||||
| V2 | 11/(3) | 11/(3) | ||||
| V3 | 46/(10) | 46/(10) | ||||
| Total | 18/(3) | 64/(10) | 48/(7) | 245(49) | 206/(41) | 581/(110) |
