Graph

Pied-billed Grebe
(Podilymbus podiceps)

Listing of the individual data points that make up the graph
Year	Annual Index	Lower limit	Upper limit
1970	0.521	0.261	1.17
1971	0.521	0.259	1.12
1972	0.487	0.25	0.978
1973	0.546	0.318	1.03
1974	0.486	0.261	0.95
1975	0.743	0.413	1.78
1976	0.654	0.375	1.4
1977	0.683	0.394	1.49
1978	0.589	0.347	1.12
1979	0.527	0.315	1.02
1980	0.465	0.258	0.805
1981	0.584	0.34	1.11
1982	0.488	0.289	0.85
1983	0.5	0.287	0.949
1984	0.596	0.354	1.08
1985	0.603	0.362	1.27
1986	0.529	0.323	0.947
1987	0.531	0.309	1.05
1988	0.501	0.303	0.904
1989	0.524	0.313	0.92
1990	0.506	0.305	0.859
1991	0.53	0.338	0.883
1992	0.453	0.273	0.704
1993	0.407	0.223	0.682
1994	0.525	0.326	0.866
1995	0.486	0.3	0.765
1996	0.479	0.286	0.782
1997	0.549	0.355	0.992
1998	0.566	0.369	0.905
1999	0.523	0.345	0.854
2000	0.618	0.408	1.06
2001	0.461	0.28	0.74
2002	0.526	0.329	0.904
2003	0.405	0.238	0.655
2004	0.499	0.318	0.789
2005	0.633	0.424	1.06
2006	0.602	0.387	1.11
2007	0.671	0.414	1.42
2008	0.717	0.471	1.29
2009	0.632	0.395	1.23
2010	0.538	0.326	0.945
2011	0.557	0.346	1.02
2012	0.646	0.402	1.22
2013	0.658	0.394	1.25
2014	0.746	0.467	1.37
2015	0.71	0.443	1.36
2016	0.574	0.347	0.979

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