Have No Idea....Football Is Spurning My Interest, Though...Life Has New Meaning...I Have Congestive Heart Failure...Thats What Done The Duck In...But I'm Eating Every Word My Doctors Say....They Say A 50 Year Old Man's Heart Should Pump About 50 To 60 Percent...Mine Is 15...They Giving Me Med's To Increase It But A Pacemaker With My Name On It Is Waiting In July If This Doesn't Work...So It Is What It Is...Oxygen Is A Valued Commodity..Especially When You Struggle To Breathe...See Ya When I Can...