| Major Object | 2016 | 2015 | 2014 | 2013 |
| Continuous Charges | $30,930,944 |
$34,076,224 |
$30,665,063 |
$19,458,867 |
Contractual Services | $115,940,433 |
$111,157,670 |
$110,103,579 |
$109,808,482 |
Equipment | $31,859,387 |
$28,817,426 |
$29,613,890 |
$28,459,921 |
Obligations | $27,512,203 |
$23,967,363 |
$20,791,301 |
$22,178,027 |
Personal Services | $265,938,518 |
$254,674,214 |
$237,788,795 |
$229,142,392 |
Plant And Improvements | $73,986,991 |
$82,414,771 |
$53,722,905 |
$56,887,943 |
Property Improvements | $3,108,329 |
$7,815,928 |
$5,450,783 |
$11,358,757 |
Supplies And Materials | $15,380,120 |
$15,486,070 |
$14,831,256 |
$25,116,368 |
Transfer Payments | $46,799,329 |
$45,906,118 |
$42,940,194 |
$37,871,245 |
