§ Mr. Borrow
To ask the Secretary of State for Trade and Industry how many industrial disputes lasted for longer than eight weeks in the most recently available figures. 
§ Alan Johnson
Detailed information is not collected on the duration of industrial disputes, only the number of days lost to strike action. However, from the data available it is estimated that in the period January to September 2002, 12 industrial disputes (around 1 in 10 of all disputes) lasted more than eight weeks (counted from the first day of industrial action onwards).