| Corporate Performance |  |
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Number of Customers and Gas Expansion Rate
| Fiscal year | 2010 | 2011 | 2012 | 2013 | 2014 | Average growth |
| Number of customers | 418,977 | 416,205 | 412,793 | 410,353 | 409,185 | -0.6% |
| Gas expansion rate | 73.3 | 72.3 | 68.6 | 67.6 | 66.8 | - |
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| Corporate Performance | |
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| Fiscal year | 2010 | 2011 | 2012 | 2013 | 2014 | Average growth |
| Number of customers | 418,977 | 416,205 | 412,793 | 410,353 | 409,185 | -0.6% |
| Gas expansion rate | 73.3 | 72.3 | 68.6 | 67.6 | 66.8 | - |
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