Scottish Household Survey: Travel Diary 2011

Table 11: [Bus delays] Percentage of bus stages1 where passenger experienced delay 2003-2011
  2003 2004 2005 2006 2007 2008 2009 2010 2011
Service Bus 7.6 8.9 9.5 8.9 12.5 14.4 9.9 12.3 10.5
Sample size (=100%) 1,965 2,752 2,548 2,726 1,674 1,724 1,456 1,311 1,439

1 A journey can consist of one or more stages.  A new stage is defined when there is a change in the form of transport or when there is a change of vehicle requiring a separate ticket.