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.
Blood Type Frequency (U.S. population) O Positive â 38%; O Negative â 7%; A Positive â 34%; A Negative â 6%; B Positive â 9%; B Negative â 2%; AB Positive â 3%; AB Negative â 1%; Blood Type Compatibility. Your ABO blood type is based on the presence or absence of the A and B antigens on your red blood cells. The A blood type has only the A antigen and the B blood type has only the B antigen. The AB blood type has both A and B antigens, and the O blood type has neither A nor B antigen. By the time you are six months old, you naturally develop antibodies against the antigens your red blood cells lack.