SYSTEM	SIZE
UY128 GAS	18 / 19 / 20 / 21 / 22
DC X 27	19 / 20 / 21 /22
UO113 GS	18/ 19 / 20 / 21 / 22
DP X 5	19 / 20 / 21 / 22
DP X 17	19 / 20 / 21 /22
DV X 63	19 / 20
TV X 5	19 / 20 / 21 / 22
DO X 5	19 / 22