Half year membership for people that work for DTU and ph.D's

Last for either the period 01/02 to 31/07 or 01/08 to 31/01. 

Membership will start in the current period.

Year membership for people that work for DTU and ph.D's.

Last for the period: 01/02 to 31/01.

Membership will start in the current period.

Two month membership (starting on even numbered months).

Lasts for the following periods

1/2   -  31/3
1/4   -  31/5
1/6   -  31/7
1/8   -  30/9
1/10 -  30/11
1/12 -  31/1

Membership will start in the current period.

Two month membership (starting on odd numbered months).

For people that work for DTU and ph.D's.

Lasts for the following periods

1/1   -  28(or 29)/2
1/3   -  30/4
1/5   -  30/6
1/7   -  31/8
1/9   -  31/10
1/11 -  31/12

Membership will start in the current period.