Spreadsheet: 44610d1243384609-average-of-rolling-averages-undefined-data-points-rolling-avg-sample-
Sheet: Sheet1

I want the rolling avg in this column
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | I don't want avg to include the last 2 columns.
 |  | quarter end date | 2009/03 | 2008/12 | 2008/09 | 2008/06 | 2008/03 | 2007/12 | 2007/09 | 2007/06 | 2007/03 | 2006/12 | 2006/09 | 2006/06 | 2006/03 | 2005/12 | 2005/09
 |  | date preliminary data loaded | 2009-05-18 | 2009-03-20 | 2008-11-10 | 2008-08-31 | 2008-05-12 | 2008-02-25 | 2007-11-13 | 2007-08-14 | 2007-05-24 | 2007-03-19 | 2006-11-20 | 2006-09-21 | 2006-08-09 | 2006-08-09 | 2006-08-09
 |  | earnings period indicator | Q | F | N | S | Q | F | N | S | Q | F | N | S | Q | F | N
 |  | quarterly indicator | 1 | 4 | 3 | 2 | 1 | 4 | 3 | 2 | 1 | 4 | 3 | 2 | 1 | 4 | 3
 |  | basic earnings indicator | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y
 |  | template indicator
 |  | preliminary full context ind | N | N | N | N | N | N | N | N | N | N | N | N | N | N | 1
 |  | projected fiscal year date | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00 | 0000-00-00
 |  | number of months last report period | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
 |  | INCOME STATEMENT | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
 |  | operating revenue | 131.5 | 157.1 | 143.8 | 144.8 | 133.6 | 118 | 102.9 | 82.4 | 67.4 | 58.9 | 50.4 | 42.1 | 31.4 | 8.2 | 0
 |  | total revenue | 132.1 | 157.8 | 144.5 | 145.4 | 135 | 120.7 | 105.3 | 85.1 | 70 | 61.2 | 53.1 | 42.1 | 33 | 0 | 0
 |  | adjustments to revenue | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | cost of sales | 2.1 | -4.1 | -2.3 | -1.6 | 0.2 | -1.1 | 1.2 | 0.1 | -0.6 | 0.3 | -1.1 | -1.3 | -0.6 | 0 | 0
 |  | cost of sales with depreciation | 5.8 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | gross margin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | gross operating profit | 129.4 | 161.2 | 146.1 | 146.4 | 133.4 | 119.1 | 101.7 | 82.2 | 68 | 58.6 | 51.5 | 43.4 | 32 | 0 | 0
 |  | Research & Development (R&D) Expense | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | Selling, General & Administrative (SG&A) Expense | 11.1 | 12.3 | 11.6 | 11.4 | 11.5 | 11.7 | 8.4 | 10.4 | 8.5 | 5.4 | 5.5 | 10.1 | 6 | 0 | 0
 |  | advertising | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | operating income | 20.3 | 126.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | EBITDA | 118.3 | 148.9 | 134.5 | 135.1 | 122 | 107.4 | 93.3 | 71.8 | 59.5 | 53.2 | 46 | 33.3 | 26 | 0 | 0
 |  | depreciation | 55.2 | 58 | 54.3 | 53.3 | 48 | 43.2 | 33.8 | 27.6 | 22.2 | 18.1 | 17.5 | 13.1 | 10.5 | 0 | 0
 |  | depreciation (unrecognized) | 51.6 | 49.9 | 52 | 51.6 | 48.2 | 42 | 35 | 27.8 | 21.6 | 18.4 | 16.4 | 11.8 | 9.9 | 0 | 0
 |  | amortization | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | amortization of intangibles | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | operating profit after depreciation | 63.1 | 90.9 | 80.2 | 81.8 | 73.9 | 64.3 | 59.5 | 44.2 | 37.3 | 35 | 28.5 | 20.2 | 15.5 | 0 | 0
 |  | interest income | 0.6 | 8 | 0.6 | 0.6 | 3 | 15 | 2.4 | 2.7 | 4.3 | 2.5 | 2.5 | 1.7 | 1.6 | 0 | 0
 |  | earnings from equity interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | other income net | 0.1 | -6.9 | -1.8 | 5.9 | -0.9 | -0.8 | -0.5 | 0.8 | -0.4 | -1.7 | 0.2 | -0.3 | -0.6 | 0 | 0
 |  | income, acquired in process r&a | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | Income, Restructuring and M&A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 |  | other special charges | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0