| January | 581 | 582 | 583 | - | - |
|---|---|---|---|---|---|
| February | 584 | 585 | 586 | - | - |
| March | 587 | 588 | 589 | 590 | - |
| April | 591 | 592 | 593 | - | - |
| May | 594 | 595 | 596 | - | - |
| June | 597 | 598 | 599 AIR | 600 | 601 |
| July | 602 | 603 | 604 | - | - |
| August | 605 | 606 | 607 | - | - |
| September | 608 | 609 | 610 | 611 | - |
| October | 612 | 613 | 614 | - | - |
| November | 615 | 616 | 617 | - | - |
| December | 618 | 619 | 620 | 621 | - |