Well you're not wrong on the overall trend over the past twenty years, but over the past four or five, the rate has been trending upward. Most of the downward m

Well you're not wrong on the overall trend over the past twenty years, but over the past four or five, the rate has been trending upward. Most of the downward movement was during the recession, for which it's not obvious that the reason ownership went down is not mainly panic selling (i.e., individual choice and risk tolerance) instead of anything systemic.