We're drinking less than expected, buying fewer cigarettes and not replacing our tables and chairs. Maybe it's all the aspirin for all those headaches, but drugs stores are doing better. Not so with real estate. Not so at all. Without including special factors, state tax collections between April 11 and May 10 were down 3.7 percent â" or $43.7 million â" from predictions, and are down 0.5 percent â" $13.6 million â" for the three months since February. The state Economic and Revenue Forecast Coun