A Vermont representative unveiled new data yesterday showing that the Green Mountain state spends more than $700,000 annually to prosecute small-time marijuana offenders. Calling such expenditures wasteful and ineffective, Rep. Jason P. Lorber (D-Burlington) said he plans to introduce legislation that would decriminalize the possession of up to one ounce of marijuana, meaning it would no longer be a criminal misdemeanor requiring prosecution, but rather a civil infraction similar to a parking ticket.…