Miami Beach saw record prices, heavy sales volume, and a decline in listing inventory. Condo sales surged 75.3% to 1,192 from the year-ago quarter, the highest year-overyear rate on record. Condo listing inventory plunged 24.8% to 4,271 over the same period. As a result, the pace of the condo market accelerated. The average months of supply, a measure of the number of months to sell all…