The Business School at Eastern College is accumulating data as a first step in the preparation of next year's budget development. One cost that is being looked at closely is administrative costs as a function of student credit hours. Data on administrative costs and credit hours for the past thirteen months are shown below:

	Administrative	Credit
Month	Costs	Hours
July	$ 128,672	343
August	83,140	235
September	225,855	1,477
October	216,543	1,083
November	258,237	1,372
December	185,224	1,333
January	219,845	1,409
February	245,243	1,327
March	210,420	1,134
April	192,452	1,250
May	249,490	1,554
June	170,707	548
July	127,547	357
Total	$ 2,513,375	13,422
Average	193,337	1,032

The controller's office has analyzed the data and has given you the results from the regression analysis:

Regression Statistics
Multiple R	0.9119494
R Square	0.831651720
Adjusted R Square	0.816347331
Standard Error	22,771.48892
Observations	13

Anova

	df	SS	MS	F	Significance F
Regression	1	28,177,882,197	28,177,882,197	54.3407331	1.40932E-05
Residual	11	5,703,947,786	518,540,707.9
Total	12	33,881,829,983

	Coefficients	Standard Error	t Stat	P-value	Lower 95%	Upper 95%	Lower 95.0%	Upper
Intercept	89,132.11103	15,482.61540	5.75691566	0.000127072	55,055.10432	123,209.1177	55,055.10432	123,209.1177
X Variable 1	100.9281446	13.69145310	7.371616721	1.40932E-05	70.79345952	131.062830	70.79345952	131.062830

If the controller uses the high-low method to estimate costs, the variable cost per credit hour is: (Round your answer to 2 decimal places.)