| 2004 | 2. Question 2 (Helping newly arrived from mainland) |
| 2003 | 1. Question 1 |
| 2002 | 2. Question 2 |
| 2001 | |
| 2000 | 1. Question 1 |
| 1999 | 1. Question
1
4. Question 4 |
| 1998 | ¡@ |
| 1997 | |
| 1996 | |
| 1995 | |
| 1994 | |
| 1993 | |
| 1992 | |
| 1991 | ¡@
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