Inflation Rate in India averaged 8.14 percent from 2012 until 2015, reaching an all time high of 11.16 percent in November of 2013 and a record low of 3.66 percent in August of 2015.
Dugout costs will vary according to each site and its soil and moisture properties. The average cost for excavating, landscaping, and installing inlet control on a dugout of 50m x 20m x 5m deep (with a capacity of 2 million litres) is $4,000 to $7,000.
1 Installing an underground tank can cost around $1,800-$3,000 for 500 gallons and $2,000-$3,500 or more for 1,000 gallons. 2  A Wisconsin propane dealer charges $1,599 to install a typical 500-gallon aboveground tank and $2,995 for a 1,000-gallon underground tank. (Minimums vary by location and tank size, and can range from 100-1,500 gallons.) More often, the propane company charges a fee of anywhere from $25-$250 a year but averaging around $75-$130 annually, depending on local rates, the size of the tank and whether it's aboveground or underground.