| Año | Volumen | Número | |||
|---|---|---|---|---|---|
| 1999 | 26 | 50 | 51 | ||
| 1998 | 25 | 48 | 49 | ||
| 1997 | 24 | 47 | |||
| 1997 | 23 | 46 | |||
| 1996 | 23 | 44 | 45 | ||
| 1995 | 22 | 42 | 43 | ||
| 1994 | 21 | 40 | |||
| 1993 | 20 | 38 | 39 | ||
| 1990 | 17 | 32 | 33 | ||
| 1988 | 15 | 29 | 29resumen | ||
| 1987 | 14 | 27resumen | 27 | ||
| 1986 | 13 | 25 | 25resumen | 26resumen | 26 |
| 1984 | 11 | 21 | 22 | ||
| 1983 | 10 | 19 | 19resumen | 20resumen | |
| 1982 | 9 | 17 | |||
| 1981 | 8 | 16 | |||
| 1981 | 7 | 15 | |||
| 1980 | s/v | 714 | |||
| 1980 | 7 | 13 |