The entire Parcelatories of 8

With 1 parcel there is only 1 addition:
8 = 8

With 2 parcels there are 4 additions:
8 = 1+7
8 = 2+6
8 = 3+5
8 = 4+4

With 3 parcels there are 5 additions:
8 = 1+1+6
8 = 1+2+5
8 = 1+3+4
8 = 2+2+4
8 = 2+3+3

With 4 parcels there are 5 additions:
8 = 1+1+1+5
8 = 1+1+2+4
8 = 1+1+3+3
8 = 1+2+2+3
8 = 2+2+2+2

With 5 parcels there are 3 additions:
8 = 1+1+1+1+4
8 = 1+1+1+2+3
8 = 1+1+2+2+2

With 6 parcels there are 2 additions:
8 = 1+1+1+1+1+3
8 = 1+1+1+1+2+2

With 7 parcels there is 1 addition:
8 = 1+1+1+1+1+1+2

With 8 parcels there is 1 addition:
8 = 1+1+1+1+1+1+1+1