Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Position | Club | Played | Points | Wins | Draws | Losses | Goals for | Goals against | Goal Difference |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | Málaga CF | 42 | 79 | 22 | 13 | 7 | 72 | 47 | +25 |
| 2 | Atlético de Madrid B 1 | 42 | 74 | 21 | 11 | 10 | 73 | 51 | +22 |
| 3 | CD Numancia | 42 | 73 | 21 | 10 | 11 | 68 | 40 | +28 |
| 4 | Sevilla FC | 42 | 71 | 20 | 11 | 11 | 66 | 50 | +16 |
| 5 | Rayo Vallecano | 42 | 71 | 19 | 14 | 9 | 64 | 49 | +15 |
| 6 | UD Las Palmas | 42 | 68 | 17 | 17 | 8 | 57 | 38 | +19 |
| 7 | CD Toledo | 42 | 65 | 18 | 11 | 13 | 54 | 49 | +5 |
| 8 | SD Compostela | 42 | 61 | 16 | 13 | 13 | 60 | 53 | +7 |
| 9 | Sporting de Gijón | 42 | 59 | 16 | 11 | 15 | 47 | 47 | 0 |
| 10 | CP Mérida | 42 | 59 | 15 | 14 | 13 | 48 | 41 | +7 |
| 11 | UE Lleida | 42 | 59 | 15 | 14 | 13 | 52 | 50 | +2 |
| 12 | Recreativo de Huelva | 42 | 58 | 14 | 16 | 12 | 40 | 35 | +5 |
| 13 | CA Osasuna | 42 | 57 | 15 | 12 | 15 | 44 | 51 | -7 |
| 14 | CD Badajoz | 42 | 51 | 12 | 15 | 15 | 35 | 39 | -4 |
| 15 | Albacete | 42 | 50 | 12 | 14 | 16 | 38 | 43 | -5 |
| 16 | CD Logroñés | 42 | 48 | 12 | 12 | 18 | 48 | 57 | -9 |
| 17 | CD Leganés | 42 | 47 | 10 | 17 | 15 | 36 | 44 | -8 |
| 18 | SD Eibar | 42 | 47 | 13 | 8 | 21 | 42 | 56 | -14 |
| 19 | Mallorca B | 42 | 46 | 12 | 10 | 20 | 52 | 64 | -12 |
| 20 | Barcelona B | 42 | 44 | 13 | 5 | 24 | 51 | 68 | -17 |
| 21 | Hércules CF | 42 | 40 | 10 | 10 | 22 | 38 | 66 | -28 |
| 22 | CD Ourense | 42 | 27 | 7 | 6 | 29 | 35 | 82 | -47 |
Question:
what is the total number of position as listed?
Answer:
22