Estimated Parameters of Exponential Smoothing
Parameter	Value
alpha	1
beta	0.363567034461946
gamma	0.0331063466428148

Interpolation Forecasts of Exponential Smoothing
t	Observed	Fitted	Residuals
13	23.74	23.3455128205128	0.394487179487182
14	23.87	24.0209050514619	-0.15090505146193
15	24.13	24.2331242827499	-0.103124282749924
16	24.23	24.2964650264229	-0.0664650264228541
17	24.27	24.3081338672042	-0.0381338672041913
18	24.41	24.4271863168589	-0.0171863168588686
19	24.39	24.4296879386052	-0.0396879386051658
20	24.34	24.4348420457959	-0.0948420457959074
21	24.31	24.3311939377969	-0.021193937796923
22	24.34	24.2264051873502	0.113594812649808
23	24.41	24.3364545165155	0.0735454834844518
24	24.39	24.2773598965107	0.11264010348928
25	24.54	24.4770621248978	0.0629378751021861
26	24.9	24.7595275948374	0.140472405162619
27	25.63	25.3076820639394	0.322317936060575
28	26.7	25.9956995734402	0.704300426559801
29	27.12	27.2575933242282	-0.137593324228156
30	27.68	27.7204855940434	-0.0404855940434388
31	27.84	28.1345163666786	-0.294516366678632
32	27.84	28.2270232579781	-0.387023257978104
33	27.77	28.0671476931405	-0.297147693140541
34	27.8	27.8220312542149	-0.0220312542148946
35	27.82	27.8827714164545	-0.0627714164545132
36	27.72	27.7241164653918	-0.00411646539183153
37	27.87	27.8013698542769	0.0686301457231373
38	27.83	28.0859048461654	-0.25590484616545
39	28.07	28.089949613474	-0.0199496134739654
40	28.05	28.1635299249979	-0.113529924997913
41	28.15	28.0380875201771	0.111912479822934
42	28.3	28.2716918752522	0.0283081247477597
43	28.41	28.300733776218	0.109266223782036
44	28.43	28.4900427064986	-0.0600427064985816
45	28.43	28.4690464910892	-0.0390464910891595
46	28.29	28.3877671407844	-0.0977671407843985
47	28.19	28.2509722313416	-0.0609722313415944
48	27.53	27.9729714046749	-0.442971404674864
49	27.92	27.3306716047258	0.589328395274212
50	27.98	28.0445153150532	-0.0645153150531819
51	27.92	28.2181430066153	-0.298143006615252
52	27.89	27.8905813711879	-0.000581371187912794
53	27.95	27.7962033371225	0.153796662877468
54	28.02	28.0050354004217	0.0149645995782954
55	27.97	27.9492260355123	0.0207739644877023
56	27.81	27.9463620975084	-0.136362097508439
57	27.78	27.7176186674376	0.0623813325623814
58	27.56	27.6432151301898	-0.0832151301897817
59	27.52	27.4317108520843	0.0882891479156811
60	27.18	27.2679765424339	-0.0879765424338537
61	27.18	27.074741171799	0.105258828201027
62	27.26	27.2225931451523	0.0374068548477133
63	27.38	27.4532763777712	-0.0732763777711547
64	27.31	27.3874688357421	-0.0774688357421169
65	27.43	27.2251370542015	0.204862945798535
66	27.4	27.5125351345432	-0.112535134543251
67	27.32	27.3103710694046	0.00962893059541869
68	27.31	27.2734551644795	0.0365448355204698
69	27.34	27.2575749952879	0.0824250047120572
70	27.3	27.2504586764833	0.049541323516717
71	27.3	27.2672202685576	0.0327797314424174
72	26.94	27.1233045649752	-0.18330456497522

Extrapolation Forecasts of Exponential Smoothing
t	Forecast	95% Lower Bound	95% Upper Bound
73	26.8754110678839	26.499838761006	27.2509833747617
74	26.920405469101	26.285331126415	27.5554798117871
75	27.1024832036515	26.1946924508435	28.0102739564596
76	27.1253942715354	25.9251285051816	28.3256600378892
77	27.0841386727526	25.5707747180215	28.5975026274836
78	27.1357997406364	25.2891077897607	28.9824916915121
79	27.0562108085203	24.856681432158	29.2557401848825
80	27.0162052097374	24.4451091653658	29.5873012541091
81	26.957032944288	23.9963950402395	29.9176708483365
82	26.8307773455051	23.4633236000551	30.1982310909552
83	26.7432717467223	22.9523710466637	30.5341724467809
84	26.4999328146062	22.2695408197059	30.7303248095064