This document provides tuition and fee data for public institutions in the following member and affiliated states in the Western Interstate Commission for Higher Education (WICHE): Alaska, Arizona, California, Colorado, Hawaii, Idaho, Montana, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Utah, Washington, and Wyoming. Data tables cover: average annual percent change in tuition and fees, 1988-89 to 1998-99; average tuition and fees and average tuition and fees in constant (1987) dollars, 1998-99, 1997-98, 1993-94, and 1988-89; current versus inflation only charges, 1998-99; resident undergraduate and graduate tuition and fees at four-year institutions, 1998-99, 1997-98, 1993-94, and 1988-89; nonresident undergraduate and graduate tuition and fees at four-year institutions, 1998-99, 1997-98, 1993-94, and 1988-89; resident in-district/county and out-of-district/county tuition and fees at two-year institutions, 1998-99, 1997-98, 1993-94, and 1988-89; nonresident tuition and fees at two-year institutions, 1998-99, 1997-98, 1993-94, and 1988-89; average tuition and fees at four-year institutions by Carnegie classification and state, 1998-99, 1997-98, 1993-94, and 1988-89; and resident and nonresident undergraduate and resident and nonresident graduate tuition and fees at four-year institutions by Carnegie classification and state, 1998-99, 1997-98, 1993-94, and 1988-89. Appendixes include the Carnegie classification of institutions of higher education, a list by state of the number of four- and two-year institutions, the procedure for converting current dollars to constant dollars, and the methodology. (CH)