| Structural Time Series Model | |||||
| t | Observed | Level | Slope | Seasonal | Stand. Residuals |
| 1 | 8.1 | 8.1 | 0 | 0 | 0 |
| 2 | 7.7 | 7.70255673257361 | -0.397654567698998 | -0.00255673257360823 | -1.23520546066601 |
| 3 | 7.5 | 7.49489669492155 | -0.211174078741286 | 0.00510330507845288 | 0.582804441865597 |
| 4 | 7.6 | 7.59569645560671 | 0.0934160143173236 | 0.00430354439329310 | 0.942920929924098 |
| 5 | 7.8 | 7.7993825242758 | 0.201121008367081 | 0.000617475724206775 | 0.333533634956366 |
| 6 | 7.8 | 7.80346592948066 | 0.00865740305028759 | -0.00346592948065967 | -0.596001298891416 |
| 7 | 7.8 | 7.79928988768668 | -0.00387800293414725 | 0.0007101123133146 | -0.0388183381561296 |
| 8 | 7.5 | 7.50446420003691 | -0.288068718009973 | -0.00446420003691253 | -0.880052173394744 |
| 9 | 7.5 | 7.49427947229257 | -0.0166381905979773 | 0.00572052770743157 | 0.840537754486445 |
| 10 | 7.1 | 7.10690986218564 | -0.378759894815383 | -0.00690986218564131 | -1.12138073420551 |
| 11 | 7.5 | 7.48630685196682 | 0.36178985460667 | 0.0136931480331752 | 2.29325724487263 |
| 12 | 7.5 | 7.50835699008641 | 0.0299401183446609 | -0.00835699008640986 | -1.02763766038116 |
| 13 | 7.6 | 7.59789715389164 | 0.0881474617866507 | 0.00210284610835877 | 0.180289630740346 |
| 14 | 7.7 | 7.70155588306465 | 0.103302538349973 | -0.00155588306464919 | 0.0470458683674718 |
| 15 | 7.7 | 7.70329411603176 | 0.00558305067796482 | -0.00329411603175623 | -0.304688822394776 |
| 16 | 7.9 | 7.89526414781655 | 0.184490440702731 | 0.00473585218345467 | 0.553686999538775 |
| 17 | 8.1 | 8.09523937723554 | 0.19935541259305 | 0.00476062276445696 | 0.046034554943113 |
| 18 | 8.2 | 8.2104487505738 | 0.118569235237501 | -0.0104487505738044 | -0.2501699501135 |
| 19 | 8.2 | 8.19142007994629 | -0.013533186733441 | 0.00857992005370687 | -0.409081071479970 |
| 20 | 8.2 | 8.21620359729254 | 0.0232530085837302 | -0.0162035972925366 | 0.113915653261319 |
| 21 | 7.9 | 7.88396454635163 | -0.318039695756277 | 0.0160354536483722 | -1.05687965998974 |
| 22 | 7.3 | 7.33390409274867 | -0.540792910621740 | -0.0339040927486718 | -0.689798930240939 |
| 23 | 6.9 | 6.87381767498871 | -0.463309814882401 | 0.0261823250112894 | 0.239941586523382 |
| 24 | 6.6 | 6.60463692943745 | -0.276935581305291 | -0.00463692943744613 | 0.57714468085457 |
| 25 | 6.7 | 6.69091033448657 | 0.0717118683733375 | 0.00908966551343184 | 1.07992154152149 |
| 26 | 6.9 | 6.89113157358593 | 0.195129219064833 | 0.0088684264140757 | 0.382752681603925 |
| 27 | 7 | 7.01386355878197 | 0.126330843643383 | -0.0138635587819723 | -0.213991760031918 |
| 28 | 7.1 | 7.09884536639562 | 0.0870508092175772 | 0.00115463360437555 | -0.121568169407592 |
| 29 | 7.2 | 7.19394345057423 | 0.0946932345682354 | 0.00605654942577448 | 0.0236676906645659 |
| 30 | 7.1 | 7.1089902381741 | -0.0759408952527884 | -0.00899023817409676 | -0.52840113790303 |
| 31 | 6.9 | 6.90412059679866 | -0.198401705913208 | -0.00412059679866323 | -0.379224050060212 |
| 32 | 7 | 6.99705372903545 | 0.0783149585242846 | 0.00294627096455227 | 0.856907296032036 |
| 33 | 6.8 | 6.78538678111635 | -0.197116472744618 | 0.0146132188836501 | -0.852927344943819 |
| 34 | 6.4 | 6.4376234193637 | -0.340204553727664 | -0.0376234193636979 | -0.443100252369668 |
| 35 | 6.7 | 6.65332840894995 | 0.187815237276742 | 0.0466715910500487 | 1.63511749661135 |
| 36 | 6.6 | 6.62644266576581 | -0.0161097996663322 | -0.0264426657658141 | -0.631494753731989 |
| 37 | 6.4 | 6.4041331520194 | -0.211931831054026 | -0.0041331520194012 | -0.606586612876887 |
| 38 | 6.3 | 6.28361242048162 | -0.125085726249095 | 0.0163875795183786 | 0.269124863321676 |
| 39 | 6.2 | 6.2095157389639 | -0.0769735396405751 | -0.00951573896390027 | 0.149396470400398 |
| 40 | 6.5 | 6.49204198979235 | 0.262436074793489 | 0.00795801020764919 | 1.05063559813044 |
| 41 | 6.8 | 6.78811394552979 | 0.294175282806328 | 0.0118860544702104 | 0.0982895948557093 |
| 42 | 6.8 | 6.80549277832682 | 0.0329419259274602 | -0.00549277832681824 | -0.808962585659557 |
| 43 | 6.4 | 6.44149526477237 | -0.341684370456125 | -0.0414952647723735 | -1.16010380687189 |
| 44 | 6.1 | 6.08413228524105 | -0.356481460895329 | 0.0158677147589512 | -0.0458220897755935 |
| 45 | 5.8 | 5.7599093543658 | -0.326036753909576 | 0.0400906456342063 | 0.0942779972191758 |
| 46 | 6.1 | 6.14536710186944 | 0.345454695558719 | -0.0453671018694404 | 2.07940472039105 |
| 47 | 7.2 | 7.12837326388787 | 0.947164761929533 | 0.07162673611213 | 1.86331593617394 |
| 48 | 7.3 | 7.34615581697957 | 0.258814331735642 | -0.0461558169795662 | -2.1316170463579 |
| 49 | 6.9 | 6.93055891689458 | -0.377588104499472 | -0.030558916894576 | -1.97142932402068 |
| 50 | 6.1 | 6.0882733484193 | -0.816192245348685 | 0.0117266515806964 | -1.35856658116138 |
| 51 | 5.8 | 5.80312939773405 | -0.31718610017511 | -0.00312939773405062 | 1.54791396820684 |
| 52 | 6.2 | 6.17568000616938 | 0.331486770938726 | 0.0243199938306198 | 2.00833139546841 |
| 53 | 7.1 | 7.06652078620405 | 0.857215544801277 | 0.0334792137959525 | 1.62799411243550 |
| 54 | 7.7 | 7.69899860853004 | 0.645953410599213 | 0.0010013914699612 | -0.654221551016279 |
| 55 | 7.9 | 7.95599722881851 | 0.280310792972354 | -0.0559972288185112 | -1.13228288505511 |
| 56 | 7.7 | 7.68102995309995 | -0.241680984377733 | 0.0189700469000546 | -1.61645008446091 |
| 57 | 7.4 | 7.37941566361595 | -0.298021236211346 | 0.0205843363840541 | -0.174468623858556 |
| 58 | 7.5 | 7.58068076428983 | 0.171335087180122 | -0.0806807642898314 | 1.45345384493380 |
| 59 | 8 | 7.90455145702767 | 0.314727585850782 | 0.0954485429723267 | 0.444044005965626 |
| 60 | 8.1 | 8.12852543807911 | 0.229418842255042 | -0.0285254380791152 | -0.264176949136665 |
| 61 | 8 | 8.00403422492856 | -0.103240101283659 | -0.0040342249285615 | -1.03050743528850 |
