The average natural gas spot price at the benchmark Henry Hub for December 2015 of $1.93 per million British thermal units (MMBtu) was the lowest monthly average since March 1999. EIA's latest Short-Term Energy Outlook (STEO) expects natural gas prices to rise, averaging $2.65/MMBtu in 2016 and $3.22/MMBtu in 2017.
If you have blood type O. If you fall into the O blood group, you have neither A nor B antigens on your red cells, but both A and B antibodies in your plasma. O positive is the most common blood type; O negative is the universal donor type, meaning those with this blood type can donate red blood cells to anybody. For those with type O, itâs a mixed bag. If you have type O, you are more likely to get ulcers â and believe it or not, to rupture your Achilles tendons.
1 AB Negative. 2  AB Negative is the rarest blood type, and less than a percent of the world's population has this rare blood. 3  There will be slight differences in the rarity of blood types depending on location and country, but generally, this blood type is not seen very often. B Negative is the second rarest type of blood in the world. 2  O Negative. 3  Also very rare, O Negative blood is seen in only in a few people. 4  But unlike other rare blood types, O Negative can be used for red blood cell donations to almost any other blood type in existence.