Last year’s stock market volatility rattled Americans so much that almost 2 in 3 prefer to have their money sit in cash on the sidelines rather than endure market swings. That is the latest finding from Allianz Life, which asked this question for the first time in a recent survey of 1,005 adults over 18 in December. And data released in January by the Department of Commerce shows that Americans are again starting to sock away more cash. The savings rate for December was 3.4{515baef3fee8ea94d67a98a2b336e0215adf67d225b0e21a4f5c9b13e8fbd502} — the highest level in seven months and the biggest month-over-month jump since July 2021. While cash savings look more attractive now given the higher…