ALBUQUERQUE — More than a quarter of prison inmates in New Mexico are drug offenders, and about 85 percent of the prison population overall has substance abuse problems once they enter prison. A 2008 prison task force convened by Gov. Bill Richardson stated in its report that New Mexico is spending $294 million on corrections for the fiscal year that started last July 1, up from $168 million in fiscal 2001. That amounts to a 75 percent increase over the past eight years. The task force also f