CIRCUIT MAINTENANCE - 1971 THRU 1975

YearBillingHoursTreesCost/HourCost/TreeHours/Tree
1971$2,281,376.92516,620404,899$4.42$5.631.28
1972  2,824,882.39590,300466,823  4.79  6.051.26
1973  2,840,489.41568,630507,680  5.00  5.591.12
1974  3,786,205.65661,547588,271  5.72  6.431.12
1975  4,792,885.15739,353741,961  6.48  6.450.99