| Major Object | 2016 | 2015 | 2014 | 2013 |
| Continuous Charges | $9,515,277 |
$7,602,254 |
$8,868,415 |
$8,978,537 |
Contractual Services | $32,603,833 |
$29,855,967 |
$31,605,650 |
$35,381,234 |
Equipment | $3,030,713 |
$3,615,626 |
$4,167,573 |
$8,137,425 |
Indirect Costs | $598,220 |
$480,822 |
$437,175 |
$604,591 |
Obligations | $6,649,001 |
$10,493,966 |
$5,097,089 |
$9,103,985 |
Personal Services | $61,843,202 |
$63,326,929 |
$62,578,110 |
$62,769,223 |
Plant And Improvements | -$6,430,396 |
$37,964,372 |
-$5,275,731 |
$18,402,110 |
Property Improvements | $590,745 |
$933,463 |
$26,409 |
$4,338,552 |
Supplies And Materials | $1,288,955 |
$1,061,572 |
$2,455,180 |
$2,362,138 |
Transfer Payments | $38,455,530 |
$33,108,585 |
$38,513,410 |
$40,843,431 |
