- 860,000 sq ft of development is scheduled to have been completed so far this year. 390,000 sq ft of this space remains available.
- There is currently a further 1.1m sq ft under construction of which 890,000 sq ft is available.
- 640,000 sq ft is scheduled for completion in the next 12-months and 460,000 sq ft of this remains available.

- The top headline rent achieved in this cycle remains £72 per sq ft.
- Achievable rents for Grade A space decreased to £60 per sq ft in Q2 from £65 per sq ft in Q1 08 and have remained at £60 per sq ft in Q3.
- In the year to September 08 headline rental values have decreased by -7.7% from £65 per sq ft in Q3 07.

- The total potential supply, including development sites and schemes where practical completion is estimated to be more than 12 months ahead, is 3.6m sq ft.
- 65% of the potential supply is available for immediate occupation; the remaining 35% represents development sites or space under construction which will not be completed for at least another 12 months.
- 32% of immediately available space represents Grade A space currently under construction.

- 27% of available space represents offices of 10,000 sq ft or less.
- 68% of available space represents offices of 50,000 sq ft or less.
- 21% of available space represents offices of 100,000 sq ft or more.

- Q2’s transaction activity has risen from £65m to £130m.
- Transaction activity in Q3 indicates that there has been no Midtown office investment in the last three months. But these figures are likely to rise. Twelve months earlier in Q3 07 investment amounted to £1b.
- The yield on prime Midtown offices increased in Q3 to 6.0% from 5.75% in Q2. Twelve months earlier in Q3 07 the yield was 4.75%.