High Potassium Levels. Excess potassium in your system can also lead to health complications. Called hyperkalemia, high potassium levels usually do not result in obvious symptoms, although, in some cases, you may experience nausea or a slowed, irregular pulse and heart rate.s an electrolyte, potassium helps conduct electricity in your body. In particular, it helps with proper heart functioning, because poor potassium levels -- either too much or too little -- can dangerously affect your health, including potentially causing a weak heart rate.
WTI Crude Oil Prices - 10 Year Daily Chart. Interactive chart showing the daily closing price for West Texas Intermediate (NYMEX) Crude Oil over the last 10 years. The prices shown are in U.S. dollars. The current price of WTI crude oil as of January 17, 2018 is $63.47 per barrel.
WTI and Brent crude oil: average annual spot prices 1990-2014. Annual average WTI and Brent crude oil spot prices from 1990 to 2014 (U.S. dollars per barrel).This graph displays the spot price for West Texas Intermediate and Brent crudes between 1990 and 2014.In 2013, the average spot price for West Texas Intermediate crude oil came to just under 98 U.S. dollars per barrel.TI and Brent crude oil: average annual spot prices 1990-2014. Annual average WTI and Brent crude oil spot prices from 1990 to 2014 (U.S. dollars per barrel).