| Division | Unit | General MDU to which the Standard for the Energy-saving Design of Building by year was applied | Passive MDU | |||
|---|---|---|---|---|---|---|
| 2001 | 2008 | 2011 | 2013 | |||
| Solar heat gain by heating space | W | 347.473 | 354.626 | 236.317 | 220.797 | 157.705 |
| Solar heat gain by non-heating space | W | 7.364 | 7.364 | 7.364 | 7.364 | 4.050 |
| Total solar heat gain | W | 354.837 | 361.990 | 243.681 | 228.161 | 161.755 |