| Year | Thai Year | Age |
|---|---|---|
| 2005 | 2548 | 20 |
| 2004 | 2547 | 21 |
| 2003 | 2546 | 22 |
| 2002 | 2545 | 23 |
| 2001 | 2544 | 24 |
| 2000 | 2543 | 25 |
| 1999 | 2542 | 26 |
| 1998 | 2541 | 27 |
| 1997 | 2540 | 28 |
| 1996 | 2539 | 29 |
| 1995 | 2538 | 30 |
| 1994 | 2537 | 31 |
| 1993 | 2536 | 32 |
| Year | Thai Year | Age |
|---|---|---|
| 1992 | 2535 | 33 |
| 1991 | 2534 | 34 |
| 1990 | 2533 | 35 |
| 1989 | 2532 | 36 |
| 1988 | 2531 | 37 |
| 1987 | 2530 | 38 |
| 1986 | 2529 | 39 |
| 1985 | 2528 | 40 |
| 1984 | 2527 | 41 |
| 1983 | 2526 | 42 |
| 1982 | 2525 | 43 |
| 1981 | 2524 | 44 |
| 1980 | 2523 | 45 |