1 A demand-pulse device can deliver oxygen throughout the breathing in phase or only during a part of the phase. 2  This device is capable of adjusting to changes in demand. 3  A variable-demand device can deliver oxygen that is adjusted to the rate and length of each breathing in phase.
While some experts say retirees will need $1 million saved to live on $40,000 a year in retirement for 30 years, most workers have far less than that, even those who comparably well off. On average, each American has saved a total of only about $58,000 for their retirements. For affluent investors, or those with at least $250,000 in investible assets, the average retirement savings is $342,592, which means they are better prepared to face retirement than the rest of U.S. workers. For those with less than $250,000 in investible assets, the average retirement account amounts to only $29,358. It may be no surprise that men are better prepared for retirement than women, given the wage gap that still exists between the genders.
The first table shows, by age groups, mean and median amounts held in retirement savings accounts for households that have retirement accounts. In other words, if a household does not own a retirement saving account, it is not factored into the figures. The average retirement savings amount is the mean. However, this number can be greatly skewed by a few households that have very large retirement savings accounts. The median amount is probably more accurate because it is the middle value in each age group, with an equal number of accounts having higher and lower values. Age of Household Head.