New Delhi, July 19 -- India's automobile industry continued to languish, with passenger vehicle (PV) sales falling the most in nearly two decades in the June quarter, underscoring subdued consumer sentiment, a slowdown in economic activity, farm distress and a liquidity squeeze. All the automakers, including market leader Maruti Suzuki India Ltd and second-ranked Hyundai Motor India Ltd, posted lower sales during the period, showed data issued by the Society of Indian Automobile Manufacturers (Siam). A total of 712,620 cars, utility vehicles and vans were sold last quarter, an 18.4% decline from the year earlier. It was the sharpest decline since a 23.1% drop in the third quarter of 2000-01. "Consumer sentiments remain sheepish, which conti...