Table:
text: Vehicle registration plates of Alberta
1954 to 1972
1954 to 1972
Issued Type_ Design Serial_format Serials_issued
1966 Passenger blue on white AB-12-34 SS-00-00 to ZZ-99-99
1967 Passenger green on white AB-12-34 AA-00-00 to HH-99-99
1968 Passenger type 1 white on green AB-12-34 JJ-00-00 to RR-99-99
1968 Passenger type 2 white on green AB-12-34 JJ-00-00 to RR-99-99
1969 Passenger yellow on blue AB-12-34 SS-00-00 to ZZ-99-99
1970 Passenger white on blue AB-12-34 AA-00-00 to HH-99-99
1971 Passenger white on green AB-12-34 JJ-00-00 to RR-99-99
1972 Passenger white on blue AB-12-34 SS-00-00 to ZZ-99-99

text: Vehicle registration plates of Alberta
1954 to 1972
1954 to 1972
Issued Type_ Design Serial_format Serials_issued
1954 Passenger black on orange AB 123 unknown
1955 Passenger yellow on blue AB-123 unknown
1956 Passenger red on white AB 123 unknown
1957 Passenger blue on white AB 123 unknown
1958 Passenger black on yellow AB 123 unknown
1959 Passenger green on white AB 123 unknown
1960 Passenger white on red AB 1234 unknown
1961 Passenger blue on yellow AB 1234 unknown
1962 Passenger white on green AB 1234 unknown
1963 Passenger black on white AB 1234 unknown
1964 Passenger white on blue AB-12-34 AA-00-00 to HH-99-99
1965 Passenger red on white AB-12-34 JJ-00-00 to RR-99-99

Question: What is the serial number format for white on blue with a serial number from ss-00-00 to zz-99-99 for Alberta license plates 1954 to 1972?