Since 1975, 3,277 terminations of underfunded single-employer plans have resulted in total claims of over $17.6 billion.
Total annual claims have varied widely, ranging from $30 million in 1984 to nearly $6.2 billion in 2003.
The firms presenting the ten largest claims have accounted for more than sixy percent of all claims against PBGC from 1975 to 2003.