Graph

Bald Eagle
(Haliaeetus leucocephalus)

Additional information on: Christmas Bird Count (CBC)

Listing of the threshold values that appear on the graph
Population below lowest acceptable level
8.821

Listing of the individual data points that make up the graph
Year	Annual index	Lower limit	Upper limit
1970	0.943	0.628	2.53
1971	1.11	0.751	2.64
1972	0.891	0.613	2.34
1973	1.18	0.814	2.56
1974	1.05	0.732	2.37
1975	1.56	1.09	2.89
1976	1.13	0.793	2.35
1977	1.41	1	2.63
1978	1.45	1.03	2.58
1979	1.76	1.26	2.91
1980	2.18	1.54	3.42
1981	2.13	1.54	3.33
1982	1.98	1.43	3.05
1983	2.12	1.54	3.19
1984	1.85	1.37	2.82
1985	1.98	1.46	2.93
1986	2.4	1.77	3.44
1987	3.08	2.25	4.42
1988	3.01	2.21	4.24
1989	3.13	2.3	4.4
1990	3.56	2.59	5.05
1991	4.13	3	5.85
1992	4.38	3.19	6.21
1993	4.93	3.59	6.94
1994	4.55	3.35	6.33
1995	5.47	4.02	7.65
1996	5.46	4.01	7.64
1997	5.8	4.27	8.02
1998	4.83	3.64	6.58
1999	5.84	4.38	8
2000	5.42	4.1	7.29
2001	4.98	3.88	6.54
2002	5.4	4.18	7.18
2003	6.54	5.03	8.77
2004	6.47	4.99	8.62
2005	6	4.73	7.81
2006	7.45	5.78	9.83
2007	8.65	6.64	11.5
2008	8.46	6.52	11.2
2009	7.35	5.81	9.45
2010	8.84	6.92	11.5
2011	10.1	7.85	13.3
2012	10.3	7.96	13.5
2013	8.69	6.87	11.2
2014	9.78	7.75	12.6
2015	10.8	8.52	14.1
2016	10.6	8.47	13.7

Notes on numeric data: Ex represents 10 to the power of x; For example 1.2345E-2 is equivalent to 0.012345