how much is spent on tobacco each year Figure 14.4, Annual retail price index and per capita (18+) cigarette consumption—United States 1900–2012 - The Health Consequences of Smoking—50 Years of Progress Achievements in Public Health, 1900-1999:

I imagine the hobbit was simply like those pipemen of an earlier generation who more or less kept their pipes in their mouths and were smoking on and off throughout the day

Gentzke AS, Wang TW, Cornelius M, et al

Our data showed that there wasnt a significant difference in mental health measures between the groups, suggesting reduced nicotine cigarettes might not have adverse psychological effects on this population. Similar to what prior studies reported, Foulds and team found that groups in the reduced nicotine content group were absorbing lower amounts of nicotine and ingesting lower levels of harmful carcinogens such as the biomarker 4-(methylnitrosamino)-1-(3-pryidyl)-1-butanol), more commonly known as NNAL

hence why many health organizations advise against e-cigarette use by young people whose lungs are still developing

Smoking should always be a conscious choice, not a chemical trap