FTSE 350 pension schemes remain relatively well funded, according to Mercer.
The FTSE 100 has started the week down as miners struck losses for the index, closing 54.9 points lower, or 0.83%, to 6540.9.
The FTSE 100 is capitalising on a strong overnight result on Wall Street and in Asia, up 31.6 points, or 0.49%, to 6537.8 in early trading.
The FTSE 100 has barely changed from its overnight figure, but the index is currently on a downward curve.
A late afternoon rally drove the FTSE 100 into the black today, closing 42.6 points up, or 0.68%, to 6313.3.
London is struggling this morning as falling metal prices cause miners to drill into the FTSE 100, with the index currently 30.9 points down, or 0.51%, to 6071.3.
The FTSE 100 started with a flurry of activity this morning but has continually slipped lower, currently down 39.8 points, or 0.65%, to 6038.9.
What looked like a day of stability for the FTSE 100 turned bad in late trading, as an afternoon slide pushed the index 75.5 points lower, or 1.21%, to 6143.5.
The FTSE 100 is down in early trading after a late dip on Wall Street, currently on its way up but still sitting 23.5 points lower, or 0.38%, to 6195.5.
London stocks can't escape the global credit crisis which decimated many foreign markets overnight, with the FTSE 100 down 96.5 points, or 1.54%, to 6174.7 - in early trading.