Financial Performance From 1958 - 2002
| FROM | TO | INCOME | EXPENDITURE | PROFIT/LOSS |
| 1958 | 1959 | 2350 | 11679 | -9329 |
| 1959 | 1960 | 28437 | 72348 | -43911 |
| 1960 | 1961 | 117920 | 177622 | -59702 |
| 1961 | 1962 | 349300 | 355188 | -5888 |
| 1962 | 1963 | 711826 | 633711 | 78115 |
| 1963 | 1964 | 624857 | 672926 | -48069 |
| 1964 | 1965 | 673336 | 659857 | 13479 |
| 1965 | 1966 | 1141334 | 927767 | 213567 |
| 1966 | 1967 | 1026621 | 1013361 | 13260 |
| 1967 | 1968 | 904254 | 979782 | -75528 |
| 1968 | 1969 | 1574156 | 1269321 | 304835 |
| 1969 | 1970 | 2090193 | 1576085 | 514108 |
| 1970 | 1971 | 2493762 | 1802894 | 690868 |
| 1971 | 1972 | 2457415 | 1891538 | 565877 |
| 1972 | 1973 | 1951562 | 1817922 | 133640 |
| 1973 | 1974 | 1966982 | 1897393 | 69589 |
| 1974 | 1975 | 2524728 | 2289548 | 235180 |
| 1975 | 1976 | 5056208 | 3580723 | 1475485 |
| 1976 | 1977 | 6994528 | 5100632 | 1893896 |
| 1977 | 1978 | 7070342 | 5235664 | 1834678 |
| 1978 | 1979 | 6811643 | 6055843 | 755800 |
| 1979 | 1980 | 7311935 | 6360893 | 951042 |
| 1980 | 1981 | 8572201 | 7484241 | 1087960 |
| 1981 | 1982 | 10799755 | 9227157 | 1572598 |
| 1982 | 1983 | 13878272 | 11142445 | 2735827 |
| 1983 | 1984 | 15156710 | 12441040 | 2715670 |
| 1984 | 1985 | 23791706 | 15280879 | 8510827 |
| 1985 | 1986 | 37663191 | 21511833 | 16151358 |
| 1986 | 1987 | 49312830 | 33121545 | 16191285 |
| 1987 | 1988 | 44961924 | 43556334 | 1405590 |
| 1988 | 1989 | 33266255 | 40776345 | -7510090 |
| 1989 | 1990 | 43393359 | 45087923 | -1694564 |
| 1990 | 1991 | 57270214 | 51690061 | 5580153 |
| 1991 | 1992 | 64350024 | 60997999 | 3352025 |
| 1992 | 1993 | 49577498 | 59357712 | -9780214 |
| 1993 | 1994 | 74252654 | 71358393 | 2894261 |
| 1994 | 1995 | 92760770 | 70523693 | 22237077 |
| 1995 | 1996 | 75364836 | 69846181 | 5518655 |
| 1996 | 1997 | 68987190 | 67033559 | 1953631 |
| 1997 | 1998 | 79628955 | 74123225 | 5505730 |
| 1998 | 1999 | 85265000 | 74982000 | 10283000 |
| 1999 | 2000 | 137752298 | 86847000 | 50905298 |
| 2000 | 2001 | 242689000 | 133095000 | 109594000 |
| 2001 | 2002 | 382165000 | 160820000 | 221345000 |