Publication Years	records	% of 18554
2019	2177	11.733
2018	4786	25.795
2017	3026	16.309
2016	1905	10.267
2015	1343	7.238
2014	855	4.608
2013	594	3.201
2012	444	2.393
2011	422	2.274
2010	352	1.897
2009	354	1.908
2008	298	1.606
2007	287	1.547
2006	257	1.385
2005	228	1.229
2004	165	0.889
2003	126	0.679
2002	98	0.528
2001	73	0.393
2000	85	0.458
1999	58	0.313
1998	80	0.431
1997	87	0.469
1996	68	0.366
1995	68	0.366
1994	61	0.329
1993	50	0.269
1992	62	0.334
1991	47	0.253
1990	25	0.135
1989	23	0.124
1988	9	0.049
1987	6	0.032
1986	6	0.032
1985	5	0.027
1984	3	0.016
1983	1	0.005
1976	1	0.005
1975	1	0.005
1974	1	0.005
1973	1	0.005
1971	1	0.005
1970	2	0.011
1969	1	0.005
1968	2	0.011
1967	3	0.016
1966	1	0.005
1964	2	0.011
1963	1	0.005
1962	1	0.005
1959	2	0.011
(0 Publication Years value(s) outside display options.)
(0 records (0.000%) do not contain data in the field being analyzed.)