The input table contains data for two time series. The time series identifier, 1 or 2, is in the column id1.
| id_partition | id | period | milkpound |
|---|---|---|---|
| 1 | 1 | 1962-01 | 578.3 |
| 1 | 2 | 1962-02 | 609.8 |
| 1 | 3 | 1962-03 | 628.4 |
| 1 | 4 | 1962-04 | 665.6 |
| 1 | 5 | 1962-05 | 713.8 |
| 1 | 6 | 1962-06 | 707.2 |
| 1 | 7 | 1962-07 | 628.4 |
| 1 | 8 | 1962-08 | 588.1 |
| 1 | 9 | 1962-09 | 576.3 |
| 1 | 10 | 1962-10 | 566.5 |
| ... | ... | ... | ... |
| 2 | 1 | 1966-01 | 664.7 |
| 2 | 2 | 1966-02 | 690.3 |
| 2 | 3 | 1966-03 | 722.6 |
| 2 | 4 | 1966-04 | 766 |
| 2 | 5 | 1966-05 | 796.3 |
| 2 | 6 | 1966-06 | 809.6 |
| 2 | 7 | 1966-07 | 721.7 |
| 2 | 8 | 1966-08 | 684.4 |
| 2 | 9 | 1966-09 | 670.6 |
| ... | ... | ... | ... |