Number of staff and visitors:
Number of male staff and visitors:
Number of female staff and visitors:
Estimated number of smokers:
Number of cigarettes smoked per day:
Estimated number of cigarettes smoked per day at work:
Estimated number of butts littered per day:
Estimated number of butts littered per week:
Estimated number of butts littered per year:
Volume of cigarette butts per day: square centimetres ( millilitres)
Volume of cigarette butts per week: square centimetres ( litres)
Volume of cigarette butts per year: square centimetres ( litres)