ACTUARIAL STUDY NO. 117
The following table presents the plot points for Figure IV.14--
Female Disability Incidence Rate, Calendar Years 1970-2078
Plot points--Historical
Year
Actual
1970
3.920
1971
4.330
1972
5.090
1973
6.370
1974
6.910
1975
6.250
1976
6.070
1977
5.160
1978
4.620
1979
4.110
1980
3.720
1981
3.140
1982
2.760
1983
3.150
1984
3.460
1985
3.670
1986
3.650
1987
3.580
1988
3.610
1989
3.640
1990
3.640
1991
4.140
1992
4.850
1993
4.770
1994
5.250
1995
5.120
1996
4.950
1997
4.540
1998
4.640
1999
4.580
2000
4.470
2001
4.860
2002
5.120
2003
5.230
Plot points--Projected
Year
Expected
Alternative II
95%
Confidence Interval
for annual values
95%
Confidence Interval
for cumulative average
Lower bound
Upper bound
Lower bound
Upper bound
2004
5.216
4.510
5.928
4.510
5.928
2005
5.161
3.900
6.410
4.253
6.134
2006
5.132
3.485
6.797
4.043
6.322
2007
5.102
3.209
6.974
3.920
6.418
2008
5.069
3.095
7.069
3.815
6.483
2009
5.019
2.994
7.019
3.760
6.480
2010
4.968
2.897
6.972
3.737
6.456
2011
4.923
2.915
6.914
3.726
6.400
2012
4.882
2.863
6.887
3.752
6.352
2013
4.839
2.813
6.880
3.779
6.282
2014
4.877
2.822
6.960
3.812
6.234
2015
4.916
2.802
6.985
3.843
6.177
2016
4.956
2.894
6.957
3.896
6.122
2017
4.996
2.947
7.037
3.930
6.077
2018
5.032
2.953
7.060
3.968
6.051
2019
5.069
3.041
7.115
4.004
6.030
2020
5.105
3.053
7.122
4.050
5.997
2021
5.152
3.140
7.136
4.097
5.958
2022
5.201
3.185
7.172
4.118
5.927
2023
5.248
3.162
7.276
4.145
5.916
2024
5.254
3.187
7.301
4.180
5.896
2025
5.258
3.224
7.297
4.204
5.904
2026
5.264
3.263
7.295
4.210
5.905
2027
5.265
3.226
7.295
4.244
5.897
2028
5.267
3.176
7.329
4.267
5.887
2029
5.270
3.093
7.349
4.285
5.874
2030
5.271
3.095
7.372
4.310
5.873
2031
5.269
3.183
7.353
4.326
5.858
2032
5.268
3.203
7.343
4.341
5.865
2033
5.265
3.300
7.352
4.352
5.857
2034
5.264
3.280
7.346
4.369
5.842
2035
5.263
3.233
7.314
4.387
5.833
2036
5.264
3.181
7.335
4.404
5.833
2037
5.268
3.175
7.356
4.427
5.833
2038
5.271
3.191
7.377
4.443
5.826
2039
5.273
3.241
7.356
4.455
5.817
2040
5.273
3.214
7.336
4.459
5.810
2041
5.271
3.244
7.323
4.475
5.812
2042
5.270
3.244
7.287
4.483
5.812
2043
5.270
3.253
7.346
4.501
5.817
2044
5.270
3.190
7.383
4.512
5.806
2045
5.270
3.206
7.281
4.517
5.797
2046
5.269
3.258
7.217
4.528
5.787
2047
5.271
3.242
7.246
4.537
5.778
2048
5.272
3.183
7.285
4.550
5.775
2049
5.274
3.252
7.318
4.552
5.776
2050
5.273
3.192
7.280
4.556
5.773
2051
5.272
3.163
7.265
4.566
5.767
2052
5.273
3.157
7.284
4.579
5.760
2053
5.271
3.172
7.281
4.592
5.759
2054
5.271
3.223
7.310
4.600
5.750
2055
5.269
3.200
7.330
4.603
5.752
2056
5.266
3.249
7.317
4.612
5.750
2057
5.268
3.248
7.350
4.616
5.751
2058
5.269
3.231
7.350
4.623
5.750
2059
5.270
3.262
7.300
4.629
5.754
2060
5.272
3.259
7.300
4.638
5.747
2061
5.272
3.250
7.332
4.647
5.754
2062
5.271
3.217
7.297
4.649
5.746
2063
5.268
3.190
7.328
4.656
5.738
2064
5.267
3.158
7.330
4.661
5.732
2065
5.268
3.202
7.303
4.662
5.725
2066
5.270
3.189
7.326
4.668
5.716
2067
5.270
3.195
7.299
4.669
5.714
2068
5.270
3.219
7.352
4.666
5.708
2069
5.270
3.237
7.305
4.672
5.706
2070
5.271
3.188
7.282
4.675
5.704
2071
5.270
3.232
7.289
4.678
5.699
2072
5.271
3.210
7.334
4.683
5.690
2073
5.271
3.254
7.339
4.692
5.682
2074
5.271
3.239
7.328
4.700
5.684
2075
5.271
3.208
7.371
4.705
5.680
2076
5.271
3.211
7.360
4.711
5.679
2077
5.271
3.237
7.341
4.712
5.682
2078
5.270
3.235
7.344
4.714
5.688