UK Data Service variable record for:
| Variable | wta | 
| Label | Weight A | 
| Disclaimer | Please note that these frequencies are not weighted. | 
| Location | Opinions and Lifestyle Survey, Tobacco Consumption and E-Cigarettes Modules, January - February, April - May, July - August and October - November, 2015 | 
| Universe | Location of units of observation: National;Population: Adults, aged 16 or over, living in private households in Great Britain. | 
| Sampling | Multi-stage stratified random sample | 
| Study Type | Repeated cross-sectional study; monthly (up to year 2000), eight cycles per year (up to April 2005), monthly thereafter. From April 2014, reverted back to eight cycles per year. |