How the GST deal blew-up
$ million
First
forecast contained in budget
Actual/current
forecast cost
0
1000
2000
3000
4000
5000
$6000
$430
$434
$1000
$1600
$556
$1600
$293
$4174
$0
$4100
$2400
$4900
$2700
$5200
$2300
$5667
$3481
$3481
2018-19
2019-20
2020-21
2021-22
2022-23
2023-24
2024-25
2025-26
2026-27