Source of Respondents for Each Wave

Attachment J. Source of Respondents for Each Wave of Data Collection (Total)

	Screener	Wave A	Wave B	Wave C	Wave D	Wave E	Wave F	Wave G	Wave H	Wave I
General Population
Adults in U.S.	50,000	---	---	---	---	---	---	---	---	---
Total Adults	50,000	---	---	---	---	---	---	---	---	---
Smokers
ABS (Fresh)	---	1,600	---	1,000	1,000	1,000	1,000	1,000	1,000	1,000
ABS (Recontact)	---	4,800	4,000	1,500	1,500	1,500	1,500	1,500	1,500	1,500
ABS Total	---	6,400	4,000	2,500	2,500	2,500	2,500	2,500	2,500	2,500
KP (Fresh)	---	400	---	375	375	375	375	375	375	375
KP (Recontact)	---	1,200	1,000	625	625	625	625	625	625	625
KP Total	---	1,600	1,000	1,000	1,000	1,000	1,000	1,000	1,000	1,000
Total Smokers	---	8,000	5,000	5,000	5,000	5,000	5,000	5,000	5,000	5,000
Nonsmokers
ABS (Fresh)	---	575	---	437	437	437	437	437	437	437
ABS (Recontact)	---	1,725	1,750	1,313	1,313	1,313	1,313	1,313	1,313	1,313
ABS Total	---	2,300	1,750	1,750	1,750	1,750	1,750	1,750	1,750	1,750
KP (Fresh)	---	250	---	190	190	190	190	190	190	190
KP (Recontact)	---	750	750	560	560	560	560	560	560	560
KP Total	---	1,000	750	750	750	750	750	750	750	750
Total Nonsmokers	---	3,300	2,500	2,500	2,500	2,500	2,500	2,500	2,500	2,500