Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| From | Adult Rate | Development Rate | 16-17 Year Olds Rate | Apprentice Rate |
| --- | --- | --- | --- | --- |
| 1 Oct 2013 | £6.31 | £5.03 | £3.72 | £2.68 |
| 1 Oct 2012 | £6.19 | £4.98 | £3.68 | £2.65 |
| 1 Oct 2011 | £6.08 | £4.98 | £3.68 | £2.60 |
| 1 Oct 2010 | £5.93 | £4.92 | £3.64 | £2.50 |
| 1 Oct 2009 | £5.80 | £4.83 | £3.57 | – |
| 1 Oct 2008 | £5.73 | £4.70 | £3.53 | – |
| 1 Oct 2007 | £5.52 | £4.60 | £3.53 | – |
| 1 Oct 2006 | £5.35 | £4.45 | £3.40 | – |
| 1 Oct 2005 | £5.05 | £4.25 | £3.30 | – |
| 1 Oct 2004 | £4.85 | £4.10 | £3.00 | – |
| 1 Oct 2003 | £4.50 | £3.80 | £3.00 | – |
| 1 Oct 2002 | £4.20 | £3.50 | – | – |
| 1 Oct 2001 | £4.10 | £3.50 | – | – |
| 1 Oct 2000 | £3.70 | £3.20 | – | – |
| 1 Apr 1999 | £3.60 | £3.00 | – | – |
Question:
When was the rate for 16-17 year olds £3.40?
Answer:
1 Oct 2006