ssa-gov/data/representation-at-ssa-hearings.csv

1	FISCAL YEAR	ATTORNEY REPRESENTATION	NON-ATTORNEY REPRESENTATION
2	1979	43%	13%
3	1980	48%	15%
4	1981	55%	18%
5	1982	59%	14%
6	1983	64%	16%
7	1984	65%	16%
8	1985	64%	18%
9	1986	65%	18%
10	1987	66%	19%
11	1988	66%	19%
12	1989	66%	21%
13	1990	67%	20%
14	1991	68%	19%
15	1992	69%	19%
16	1993	70%	18%
17	1994	71%	18%
18	1995	71%	18%
19	1996	71%	17%
20	1997	72%	17%
21	1998	69%	17%
22	1999	68%	17%
23	2000	70%	16%
24	2001	70%	16%
25	2002	72%	16%
26	2003	72%	15%
27	2004	73%	14%
28	2005	76%	12%
29	2006	81%	9%
30	2007	81%	9%
31	2008	78%	9%
32	2009	74%	11%
33	2010	75%	19%
34	2011	75%	10%
35	2012	75%	11%
36	2013	75%	11%
37	2014	71%	12%
38	2015	70%	13%