Year*1 |
Group size*2 |
Mature female rate*3 |
SSR*4 |
Infant survival rate |
Source |
Mortality rate*5 |
Causes of higher mortality |
Source |
1976 |
21 |
0.333
|
0.429
|
0.79 |
[89] |
|
|
|
1977 |
23 |
0.348
|
0.500
|
|
|
|
1978 |
21 |
0.381
|
0.125
|
|
|
|
1979 |
19 |
0.526
|
0.100
|
|
|
|
1980 |
21 |
0.43
|
0.11
|
|
|
|
1981 |
21 |
0.43
|
0.11
|
|
|
|
1982 |
19 |
0.32 |
0.33
|
|
|
|
1983 |
21 |
0.29 |
0.33
|
|
|
|
1984 |
16 |
0.50 |
0.13
|
|
|
|
1985 |
18 |
0.44 |
0.13
|
|
|
|
1986 |
17 |
0.41 |
0.14
|
|
|
|
1987 |
20 |
0.40 |
0.13
|
|
|
|
1988 |
20 |
0.40 |
0.13
|
|
|
|
1989 |
20 |
0.40 |
0.13
|
|
|
|
1990 |
20 |
0.45 |
0.11
|
|
|
|
1991 |
20 |
0.40 |
0.13
|
|
|
|
1992 |
18 |
0.44 |
0.25
|
|
|
|
1993 |
20 |
0.45 |
0.22
|
|
|
|
1994 |
18 |
0.50 |
0.22
|
|
|
|
1995 |
18 |
0.44 |
0.25
|
|
|
|
1996 |
19 |
0.42 |
0.25
|
|
|
|
1997 |
20 |
0.40 |
0.25
|
|
|
|
1998 |
22 |
0.36 |
0.25
|
|
|
|
1999 |
21 |
0.48 |
0.30
|
|
|
|
2000 |
20 |
0.50 |
0.20
|
|
|
|
2001 |
20 |
0.55 |
0.18
|
|
|
|
2002 |
19 |
0.47 |
0.22
|
|
|
|
2003 |
15 |
0.47 |
0.43
|
0.263 |
Ful-like disease |
[89],
[90] |
2004 |
16 |
0.44 |
0.43
|
|
|
|
2005 |
12 |
0.50 |
0.50
|
|
|
|
2006 |
12 |
0.50 |
0.50
|
|
|
|
2007 |
13 |
0.46 |
0.50
|
|
|
|
2008 |
13 |
0.46 |
0.50
|
|
|
|
|
|
2009 |
13 |
0.46 |
0.50
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
*1 The all parameters were estimation for one groups at end of
the years. |
|
|
|
|
*2
The number of individuals in unit group |
|
|
|
|
|
|
*3
The number of mature female / group size |
|
|
|
|
|
|
*4 The number of mature male / the number of mature female |
|
|
|
|
|
*5
The number of individuals mortality in the years /
group size in the previous years |
|
|
|
|
|
|
|
|
|
|
|
|
|
Source: Data includes original variables in these source and
calculated variables using these source. |
|
|
|
[89]Sugiyama Y. & Fujita S. (2011) The
demography and reproductive parameters of Bossou chimpanzees. In: Matsuzawa
T., Humle T. & Sugiyama Y. (eds.) The Chimpanzees of Bossou and Nimba.
Springer, pp. 23-34 |
[90] Humle T. (2011) The 2003 epidemic of a
Flu-like respiratory disease at Bossou. In: Matsuzawa T., Humle T. &
Sugiyama Y. (eds.) The Chimpanzees of Bossou and Nimba. Springer, pp. 325-333 |
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