バス、電車、フェリー料金が2月より値上げ

2018年2月11日からバス、電車、フェリー料金が2月より値上げになります。
バスと電車のCash Fareに変更はないですが、
何故か3zonesはAT HOP FAREが値下げになります、不思議だ‥
https://at.govt.nz/bus-train-ferry/service-announcements/public-transport-fare-changes/

ADULT	CASH FARE (CURRENT)	CASH FARE FROM 11 FEBRUARY 2018	AT HOP FARE (CURRENT)	AT HOP FARE FROM 11 FEBRUARY 2018
City Link	$1.00	$1.00	$0.50	$0.50
1 zone	$3.50	$3.50	$1.85	$1.90
2 zones	$5.50	$5.50	$3.15	$3.30
3 zones	$7.00	$7.00	$4.85	$4.80
4 zones	$9.00	$9.00	$6.10	$6.20
5 zones	$10.00	$10.00	$7.50	$7.50
6 zones	$10.00	$10.00	$8.80	$8.80
7 zones	$10.00	$10.00	$10.10	$10.10
8 zones	$10.00	$10.00	$11.20	$11.20

CHILD	CASH FARE (CURRENT)	CASH FARE FROM 11 FEBRUARY 2018	AT HOP FARE (CURRENT)	AT HOP FARE FROM 11 FEBRUARY 2018
City Link	$0.50	$0.50	$0.30	$0.30
1 zone	$2.00	$2.00	$0.99	$0.99
2 zones	$3.00	$3.00	$1.80	$1.94
3 zones	$4.00	$4.00	$2.78	$2.70
4 zones	$5.00	$5.00	$3.50	$3.60
5 zones	$6.00	$6.00	$4.45	$4.50
6 zones	$6.00	$6.00	$5.10	$5.10
7 zones	$6.00	$6.00	$5.60	$5.60
8 zones	$6.00	$6.00	$6.00	$6.00

TERTIARY	CASH FARE (CURRENT)	CASH FARE FROM 11 FEBRUARY 2018	AT HOP FARE (CURRENT)	AT HOP FARE FROM 11 FEBRUARY 2018
City Link	$1.00	$1.00	$0.40	$0.40
1 zone	$3.50	$3.50	$1.33	$1.40
2 zones	$5.50	$5.50	$2.35	$2.45
3 zones	$7.00	$7.00	$3.65	$3.75
4 zones	$9.00	$9.00	$4.60	$4.70
5 zones	$10.00	$10.00	$5.80	$5.80
6 zones	$10.00	$10.00	$6.70	$6.70
7 zones	$10.00	$10.00	$7.50	$7.50
8 zones	$10.00	$10.00	$8.20	$8.20