b'It varies with the stock market, but about 1% of Thrift Savings Plans have more than a million dollars in them. Most so-called TSP millionaires have been working for decades. Federal Drive host Tom Temin spoke with someone who thinks the millionaire roster should be five times as big as it is.: Financial Consultant and retired federal manager, Abe Grungold.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'