The range for specific gravity in a normal urine specimen is greater-than-or-equal-to 1.003. The range of creantinine in a normal urine specimen is greater-than-or-equal-to 20mg/dl. If BOTH the specific gravity and the creatinine levels fall below the normal range, the specimen is considered dilute.
However, the statistics from 1950 to 2008 (68 years) show nothing but appreciation. The vineyard that was worth $1,000 an acre in 1950 will be worth $1 million an acre after 100 years, in 2050. Back in 1950, an acre of producing vineyard land in Napa County could be purchased for an average of $1,000 per acre. In 2013, and even after a disastrous economic crash, Napa County an acre of producing vineyard land was selling at around $200,000 per acre.
An acre of land can cost as little as a few dollars to as much as a few million dollars. The pricing is very hard to pinpoint unless you know exactly where you want to search. Msn.com said New Jersey has the highest average at about $196,400 per acre. Farmland, for example, can be between $5,000 to $8,000 per acre. There can be cheaper land in some locations with an average cost of around $1,000-$5,000 per acre, and these are areas that have no timber or structures. In 2015, the average acre in the United States sold for $3,020. The highest farm values were in the Corn Belt region, where land sold for $6,350 per acre.