Graph

Pine Grosbeak
(Pinicola enucleator)

Additional information on: Christmas Bird Count (CBC)

Listing of the threshold values that appear on the graph
Population below lowest acceptable level		Goal
16.08		49.393

Listing of the individual data points that make up the graph
Year	Annual index	Lower limit	Upper limit
1970	19.2	8.95	72.6
1971	26.3	13.8	78
1972	26.3	13.9	78
1973	22.5	11.4	70.9
1974	20	10.4	64.1
1975	21.9	11.9	55.2
1976	20.7	11.2	55.6
1977	32.1	19.3	65.7
1978	20.9	11.9	48.4
1979	18.7	10.3	44.3
1980	25.8	15.9	51.6
1981	24.8	15	50.1
1982	18.5	10.4	41.5
1983	20.8	12.4	43.4
1984	25.4	15.6	50.7
1985	29.7	19.7	53.5
1986	22.2	13.4	42.6
1987	24.1	14.6	46
1988	20.7	11.9	43.9
1989	32.6	21.4	57.8
1990	28.3	17	55.1
1991	30.6	19.4	58.1
1992	28.4	17.7	52.7
1993	28.7	18.3	52.8
1994	33.9	21.5	64.1
1995	41.8	27.5	72.4
1996	37.9	23.7	68.9
1997	41	26.9	73.1
1998	40.3	25.2	74.5
1999	35.1	21.8	67.5
2000	37.9	23.2	85.3
2001	53.4	35.1	101
2002	39	23.9	79.5
2003	43.9	27.2	98.2
2004	50.3	32.3	102
2005	40.7	24	85.6
2006	53.5	33.5	94.8
2007	52.7	33.9	97.4
2008	59.1	37.2	111
2009	48.7	29.2	95.7
2010	49.4	28.7	102
2011	60	36.6	118
2012	73.2	47.3	136
2013	50.9	28.1	111
2014	67.1	40.7	135
2015	79.6	49.8	165
2016	63	35.4	138

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