$100bn
Reported
Estimate
80
60
9/11
attacks
40
20
0
1980
1990
2000
2010
2020
$100bn
Reported
Estimate
80
60
9/11
attacks
40
20
0
1980
1990
2000
2010
2020
$100bn
Reported
Estimate
80
60
9/11
attacks
40
20
0
1980
1990
2000
2010
2020
$100bn
Reported
Estimate
80
60
9/11
attacks
40
20
0
1980
1985
1990
1995
2000
2005
2010
2015
2020
$100bn
Reported
Estimate
80
60
9/11
attacks
40
20
0
1980
1985
1990
1995
2000
2005
2010
2015
2020