| Forecast reporting year | First forecast year | Second forecast year | Third forecast year | Fourth forecast year | Fifth forecast year | ||
| Number to energy index | |||||||
| Energy index smaller or equal to zero point six | |||||||
| Energy index higher than zero point six and smaller or equal to zero point eight | |||||||
| Energy index higher than zero point eight and smaller or equal to one point two | |||||||
| Energy index higher than one point two and smaller or equal to one point four | |||||||
| Energy index higher than one point four and smaller or equal to one point eight | |||||||
| Energy index higher than one point eight and smaller or equal to two point one | |||||||
| Energy index higher than two point one and smaller or equal to two point four | |||||||
| Energy index higher than two point four and smaller or equal to two point seven | |||||||
| Energy index higher than two point seven | |||||||
| Energy index unknown | |||||||