Graph

Bobolink
(Dolichonyx oryzivorus)

Listing of the individual data points that make up the graph
Year	Annual Index	Lower limit	Upper limit
1970	25.9	19.2	35.4
1971	25.6	19.4	34.8
1972	27.8	21.5	36.8
1973	30.1	22.8	41.8
1974	31.7	24.6	42.2
1975	23.6	18.8	29.5
1976	24.9	19.9	31.3
1977	22.5	18.1	28.2
1978	21.9	18	27
1979	23.9	19.9	29
1980	22.4	18.6	27
1981	26.8	22.2	32.6
1982	25.4	20.9	31.2
1983	26.5	21.7	32.8
1984	25.9	21.2	31.9
1985	20.3	16.6	25.2
1986	17.3	14	21.5
1987	13.8	11.3	17.1
1988	12.2	9.83	15.2
1989	10.9	8.8	13.5
1990	11.4	9.29	14
1991	10.6	8.68	13
1992	8.58	7.01	10.5
1993	7.26	5.99	8.83
1994	7.09	5.77	8.67
1995	6.47	5.34	7.84
1996	5.97	4.96	7.17
1997	5.96	4.94	7.18
1998	4.51	3.72	5.44
1999	4.42	3.63	5.4
2000	4.37	3.6	5.3
2001	4	3.25	4.9
2002	4.04	3.28	4.98
2003	3.73	3.03	4.58
2004	3.41	2.79	4.12
2005	3.25	2.64	4.03
2006	3.23	2.62	3.95
2007	3.69	3.05	4.51
2008	3.32	2.69	4.12
2009	2.8	2.25	3.48
2010	2.91	2.3	3.66
2011	2.92	2.33	3.67
2012	3	2.4	3.76
2013	2.81	2.25	3.51
2014	2.75	2.18	3.47
2015	2.38	1.91	2.99
2016	2.69	2.14	3.4

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