The phrase "a staggering total" is correct and usable in written English.
It can be used to emphasize the impressiveness or unexpectedness of a numerical amount or figure.
Example: "The charity event raised a staggering total of $1 million in just one night."
Alternatives: "an astonishing amount" or "an incredible sum".
Yet even without those particular galacticos, the nine here still cost in excess of a staggering total of £320m.
Two serial-killing suspects have been arrested in two provinces with the police accusing them of a staggering total of 90 murders, the local media reported.
The emotional host told viewers it was "a staggering total" for disadvantaged children and young people in the UK and was "beyond our wildest dreams".
A staggering total of some €1,873 billion ($2,556 billion) was agreed for this purpose in the euro area alone.
In reality, we take 50% more fish than we thought – a staggering total of about 130m tonnes a year all told.
They discovered a staggering total of 50 terabytes of government data, a virtual library's worth, much of it classified at a high level.
To accurately portray the staggering totals, the National Weather Service had to add new colors to its precipitation maps.
On November 11, Alibaba wrapped up Singles' Day – the world's largest shopping event – and hauled in $30.8 billion in total transactions, a staggering amount bigger than Cyber Monday and Black Friday combined.
On November 11, Alibaba wrapped up Singles' Day – the world's largest shopping event – and hauled in $30.8 billion in total transactions, a staggering amount bigger than Cyber Monday and Black Friday combined.
On the ground and through the air, Manziel accounted for a staggering 43 total touchdowns and 4,600 total yards over the Aggies' 12-game schedule.
A further £3bn is expected to have been accumulated by then for the overseas rights, making a staggering £8bn total for the clubs from 2016 to 2019.
