according to the publican, "low price ryo has seen an astonishing rise of 175% in [2007] as cigarette smokers look for cheaper alternatives and to control the size of their smoke". the national health service in the united kingdom has reported that roll-your-own use has more than doubled since 1990, from 11% to 24%. many of these smokers apparently believe that hand-rolled cigarettes are less harmful than manufactured products, although it is equally possible that the increase is due to the steep rise in prices since the early-1990s to the present day.