Actuarial Note 145
The following table presents the plot points for figure 2-- DI Trust Fund assets at end of months, 1983-2002.
Plot Points
Year
|
Month
|
DI Trust Fund Assets [In billions]
|
1982
|
12
|
3
|
1983
|
1
|
3
|
1983
|
2
|
3
|
1983
|
3
|
4
|
1983
|
4
|
4
|
1983
|
5
|
6
|
1983
|
6
|
5
|
1983
|
7
|
5
|
1983
|
8
|
5
|
1983
|
9
|
5
|
1983
|
10
|
5
|
1983
|
11
|
5
|
1983
|
12
|
5
|
1984
|
1
|
5
|
1984
|
2
|
5
|
1984
|
3
|
5
|
1984
|
4
|
5
|
1984
|
5
|
5
|
1984
|
6
|
5
|
1984
|
7
|
5
|
1984
|
8
|
3
|
1984
|
9
|
5
|
1984
|
10
|
4
|
1984
|
11
|
4
|
1984
|
12
|
4
|
1985
|
1
|
6
|
1985
|
2
|
6
|
1985
|
3
|
6
|
1985
|
4
|
6
|
1985
|
5
|
6
|
1985
|
6
|
6
|
1985
|
7
|
6
|
1985
|
8
|
6
|
1985
|
9
|
6
|
1985
|
10
|
6
|
1985
|
11
|
5
|
1985
|
12
|
6
|
1986
|
1
|
6
|
1986
|
2
|
6
|
1986
|
3
|
6
|
1986
|
4
|
9
|
1986
|
5
|
9
|
1986
|
6
|
9
|
1986
|
7
|
9
|
1986
|
8
|
8
|
1986
|
9
|
8
|
1986
|
10
|
8
|
1986
|
11
|
8
|
1986
|
12
|
8
|
1987
|
1
|
8
|
1987
|
2
|
8
|
1987
|
3
|
8
|
1987
|
4
|
8
|
1987
|
5
|
8
|
1987
|
6
|
8
|
1987
|
7
|
8
|
1987
|
8
|
7
|
1987
|
9
|
7
|
1987
|
10
|
7
|
1987
|
11
|
7
|
1987
|
12
|
7
|
1988
|
1
|
7
|
1988
|
2
|
7
|
1988
|
3
|
7
|
1988
|
4
|
7
|
1988
|
5
|
7
|
1988
|
6
|
7
|
1988
|
7
|
7
|
1988
|
8
|
7
|
1988
|
9
|
7
|
1988
|
10
|
7
|
1988
|
11
|
7
|
1988
|
12
|
7
|
1989
|
1
|
7
|
1989
|
2
|
7
|
1989
|
3
|
7
|
1989
|
4
|
8
|
1989
|
5
|
8
|
1989
|
6
|
9
|
1989
|
7
|
9
|
1989
|
8
|
8
|
1989
|
9
|
8
|
1989
|
10
|
8
|
1989
|
11
|
8
|
1989
|
12
|
8
|
1990
|
1
|
8
|
1990
|
2
|
8
|
1990
|
3
|
9
|
1990
|
4
|
10
|
1990
|
5
|
10
|
1990
|
6
|
11
|
1990
|
7
|
11
|
1990
|
8
|
9
|
1990
|
9
|
11
|
1990
|
10
|
11
|
1990
|
11
|
12
|
1990
|
12
|
11
|
1991
|
1
|
12
|
1991
|
2
|
12
|
1991
|
3
|
12
|
1991
|
4
|
13
|
1991
|
5
|
12
|
1991
|
6
|
13
|
1991
|
7
|
13
|
1991
|
8
|
13
|
1991
|
9
|
13
|
1991
|
10
|
13
|
1991
|
11
|
13
|
1991
|
12
|
13
|
1992
|
1
|
13
|
1992
|
2
|
13
|
1992
|
3
|
13
|
1992
|
4
|
13
|
1992
|
5
|
13
|
1992
|
6
|
14
|
1992
|
7
|
13
|
1992
|
8
|
13
|
1992
|
9
|
13
|
1992
|
10
|
12
|
1992
|
11
|
12
|
1992
|
12
|
12
|
1993
|
1
|
12
|
1993
|
2
|
11
|
1993
|
3
|
11
|
1993
|
4
|
12
|
1993
|
5
|
11
|
1993
|
6
|
12
|
1993
|
7
|
11
|
1993
|
8
|
10
|
1993
|
9
|
10
|
1993
|
10
|
10
|
1993
|
11
|
9
|
1993
|
12
|
9
|
1994
|
1
|
9
|
1994
|
2
|
8
|
1994
|
3
|
8
|
1994
|
4
|
8
|
1994
|
5
|
8
|
1994
|
6
|
8
|
1994
|
7
|
7
|
1994
|
8
|
7
|
1994
|
9
|
6
|
1994
|
10
|
7
|
1994
|
11
|
22
|
1994
|
12
|
23
|
1995
|
1
|
24
|
1995
|
2
|
25
|
1995
|
3
|
27
|
1995
|
4
|
29
|
1995
|
5
|
30
|
1995
|
6
|
33
|
1995
|
7
|
33
|
1995
|
8
|
34
|
1995
|
9
|
35
|
1995
|
10
|
35
|
1995
|
11
|
36
|
1995
|
12
|
38
|
1996
|
1
|
39
|
1996
|
2
|
40
|
1996
|
3
|
41
|
1996
|
4
|
44
|
1996
|
5
|
45
|
1996
|
6
|
48
|
1996
|
7
|
48
|
1996
|
8
|
49
|
1996
|
9
|
50
|
1996
|
10
|
50
|
1996
|
11
|
51
|
1996
|
12
|
53
|
1997
|
1
|
54
|
1997
|
2
|
55
|
1997
|
3
|
56
|
1997
|
4
|
58
|
1997
|
5
|
58
|
1997
|
6
|
61
|
1997
|
7
|
62
|
1997
|
8
|
62
|
1997
|
9
|
63
|
1997
|
10
|
64
|
1997
|
11
|
64
|
1997
|
12
|
66
|
1998
|
1
|
68
|
1998
|
2
|
68
|
1998
|
3
|
70
|
1998
|
4
|
72
|
1998
|
5
|
72
|
1998
|
6
|
76
|
1998
|
7
|
76
|
1998
|
8
|
77
|
1998
|
9
|
77
|
1998
|
10
|
77
|
1998
|
11
|
78
|
1998
|
12
|
81
|
1999
|
1
|
82
|
1999
|
2
|
83
|
1999
|
3
|
84
|
1999
|
4
|
86
|
1999
|
5
|
87
|
1999
|
6
|
91
|
1999
|
7
|
91
|
1999
|
8
|
92
|
1999
|
9
|
93
|
1999
|
10
|
93
|
1999
|
11
|
93
|
1999
|
12
|
97
|
2000
|
1
|
99
|
2000
|
2
|
100
|
2000
|
3
|
102
|
2000
|
4
|
105
|
2000
|
5
|
106
|
2000
|
6
|
111
|
2000
|
7
|
112
|
2000
|
8
|
112
|
2000
|
9
|
114
|
2000
|
10
|
114
|
2000
|
11
|
115
|
2000
|
12
|
118
|
2001
|
1
|
121
|
2001
|
2
|
122
|
2001
|
3
|
123
|
2001
|
4
|
126
|
2001
|
5
|
127
|
2001
|
6
|
134
|
2001
|
7
|
134
|
2001
|
8
|
135
|
2001
|
9
|
136
|
2001
|
10
|
136
|
2001
|
11
|
137
|
2001
|
12
|
141
|
2002
|
1
|
143
|
2002
|
2
|
144
|
2002
|
3
|
145
|
2002
|
4
|
148
|
2002
|
5
|
148
|
2002
|
6
|
154
|
2002
|
7
|
154
|
2002
|
8
|
155
|
2002
|
9
|
155
|
2002
|
10
|
155
|
2002
|
11
|
155
|
2002
|
12
|
160
|
2003
|
1
|
162
|
2003
|
2
|
162
|
RETURN TO NOTE.