Which of the following statements (is/are) true?
I. Percentage contribution of the corporate I-Tax (Actual) collections to the total I-Tax (Actual) collections has decreased in the year $2008-09$ in comparison to the year $2005-06$.
II. Simple Annual growth rate of Actual I-Tax paid by the individual taxpayers for the period $2004-05$ to $2008-09$ is more than $90%$
III. Efficacy ratio for the "Corporate I-Tax" collections is the highest in the year $2008-09$.