(1) A furlough shall not be granted to a resident if the furlough would commence prior to the time the resident has served the minimum amounts of time provided under this section:
(a) If his or her minimum term of imprisonment is longer than twelve months, he or she shall have served at least six months of the term;
(b) If his or her minimum term of imprisonment is less than twelve months, he or she shall have served at least ninety days and shall have no longer than six months left to serve on his or her minimum term;
(c) If he or she is serving a mandatory minimum term of confinement, he or she shall have served all but the last six months of such term.
(2) A person convicted and sentenced for a violent offense as defined in RCW
9.94A.030 is not eligible for furlough until the person has served at least one-half of the minimum term.