Shall Measure W (“El Dorado County Streams and Rivers Preservation Act”) be adopted, which would add Section 5.48.095 to the El Dorado County Ordinance Code to : (1) reduce current levels of commercial rafting operations on the South Fork of the American River by imposing an annual limit of 45,820 user days; and, (2) include all institutional and not-for-profit groups within the definition of commercial rafting operations?