| Worst Ten Low Frequency Routes for Punctuality | | | | |
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| 1st Jan 2008 - 13th November 2009 | | | | |
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| Rank | Route | Operator | % On Time * | Notes |
| 1 | W12 | First London East | 61.8 | |
| 2 | 9H | First London West | 63.5 | "Heritage" Routemaster service |
| 3 | PR2 | First London West | 67 | |
| 4 | 356 | Metrobus / Selkent | 68.5 | Operated by Selkent since Sep 08 |
| 5 | R10 | Metrobus | 69.4 | Introduced Sep 08 |
| 6 | 487 | First London West | 69.6 | |
| 7 | 389 | First London East | 71.9 | |
| 8 | 201 | East Thames Buses / London General | 72 | Operated by London General since Oct 09 |
| 9 | 372 | Blue Triangle / East London | 72.5 | Operated by East London since Mar 09 |
| 10 | 386 | Selkent | 72.5 | |
| 11 | 469 | London Central / East London | 72.8 | Operated by Selkent since Jan 09 |
| 12 | 224 | First London West | 72.9 | |
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| * Defined as buses running between 2.5 minutes early and 5.0 minutes late. | | | | |
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| Punctuality figures are unavailable for High Frequency routes (which account for the majority of services operated) as these are assessed on regularity. | | | | |
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| Excludes route 435 which operated until March 2008 only. | | | | |
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| Performance Analysis | | | | |
| London Buses | | | | |
| 12-17-09 | | | | |