Estimated Parameters of Exponential Smoothing
Parameter	Value
alpha	0.651118695995578
beta	0.0987662409783271
gamma	1

Interpolation Forecasts of Exponential Smoothing
t	Observed	Fitted	Residuals
13	15.84	16.0296741452991	-0.189674145299144
14	15.79	15.844969684387	-0.0549696843870127
15	15.79	15.7906887959299	-0.000688795929887576
16	15.75	15.7267069133177	0.0232930866823153
17	15.63	15.59567136071	0.0343286392900222
18	15.63	15.5965288876059	0.0334711123941336
19	15.63	15.6464805412797	-0.0164805412797406
20	15.62	15.5749312330364	0.0450687669635688
21	15.59	15.5463561369909	0.0436438630090841
22	15.55	15.4367432660474	0.113256733952602
23	15.61	15.5622400127462	0.0477599872537908
24	15.58	15.6423286451481	-0.0623286451481064
25	15.58	15.5401378164162	0.039862183583768
26	15.64	15.5677184570251	0.0722815429748938
27	15.56	15.6392479887488	-0.0792479887487723
28	15.57	15.5514467297699	0.0185532702300737
29	15.46	15.4398354336761	0.0201645663239223
30	15.5	15.4489207634496	0.0510792365504216
31	15.5	15.5117920214539	-0.0117920214539264
32	15.58	15.4839522345011	0.0960477654988825
33	15.69	15.5105351158843	0.179464884115687
34	15.78	15.5448406534	0.235159346600016
35	15.8	15.7658954327822	0.0341045672177689
36	15.79	15.8368422929549	-0.0468422929548904
37	15.79	15.8195406847333	-0.0295406847333037
38	15.79	15.8479324285317	-0.0579324285317497
39	15.75	15.8081276170509	-0.0581276170509106
40	15.71	15.7958737068586	-0.0858737068585622
41	15.76	15.6377891067769	0.122210893223123
42	15.76	15.7516256113031	0.00837438869685592
43	15.76	15.7895314042989	-0.0295314042988917
44	15.76	15.8113987314131	-0.0513987314131139
45	15.78	15.7852313176801	-0.00523131768008689
46	15.84	15.7209831201919	0.119016879808102
47	15.82	15.7910768196349	0.0289231803651422
48	15.86	15.8248816335647	0.0351183664352774
49	15.86	15.8667256192235	-0.00672561922354475
50	15.87	15.9012778023946	-0.0312778023946301
51	15.84	15.8816848112215	-0.0416848112215469
52	15.84	15.874439032782	-0.0344390327820108
53	15.89	15.8297310317952	0.0602689682048485
54	15.89	15.8668268621586	0.0231731378414395
55	15.89	15.9054017603756	-0.0154017603755552
56	15.91	15.9340067035396	-0.0240067035395501
57	15.95	15.9487098825896	0.00129011741036855
58	16.08	15.9394033543899	0.140596645610129
59	16.08	16.0008513666364	0.0791486333635874
60	16.09	16.0814855536583	0.00851444634173504

Extrapolation Forecasts of Exponential Smoothing
t	Forecast	95% Lower Bound	95% Upper Bound
61	16.1016630428911	15.9576310815306	16.2456950042517
62	16.1427155172085	15.9656185043227	16.3198125300944
63	16.1525556195376	15.9428506216897	16.3622606173856
64	16.1903585496591	15.9479636329719	16.4327534663463
65	16.2187100538027	15.9432608428623	16.4941592647431
66	16.2173395369231	15.9083109137625	16.5263681600837
67	16.2395956266671	15.8963666224953	16.582824630839
68	16.2884450205993	15.9103362621462	16.6665537790524
69	16.3423670176615	15.9286635864824	16.7560704488406
70	16.3955009641637	15.9454669389494	16.845534989378
71	16.3496032944149	15.8624912896798	16.8367152991499
72	16.3546069308802	15.8296644957666	16.8795493659939