[Table] header: # | Project | Shipyard | Laid down | Launched | Commissioned | Status row 1 : K-137 | 667A, 667AU | SEVMASH, Severodvinsk | November 4, 1964 | September 11, 1966 | November 6, 1967 | Decommissioned April 3, 1994 for scrapping
row 2 : K-140 | 667A, 667AM | SEVMASH, Severodvinsk | September 19, 1965 | August 23, 1967 | December 30, 1967 | Decommissioned April 19, 1990 for scrapping
row 3 : K-26 | 667AU | SEVMASH, Severodvinsk | December 30, 1965 | December 23, 1967 | September 3, 1968 | Decommissioned July 17, 1988 for scrapping
row 4 : K-32 | 667A | SEVMASH, Severodvinsk | February 25, 1966 | April 25, 1968 | October 26, 1968 | Decommissioned April 19, 1990 for scrapping
row 5 : K-216 | 667A | SEVMASH, Severodvinsk | June 6, 1966 | August 6, 1968 | December 27, 1968 | Decommissioned 1985 for scrapping
row 6 : K-207 | 667A | SEVMASH, Severodvinsk | November 4, 1966 | September 20, 1968 | May 30, 1968 | Decommissioned May 30, 1989 for scrapping
row 7 : K-210 | 667A | SEVMASH, Severodvinsk | December 16, 1966 | December 29, 1968 | August 6, 1969 | Decommissioned July 17, 1988 for scrapping
row 8 : K-249 | 667A | SEVMASH, Severodvinsk | March 18, 1967 | March 30, 1969 | September 27, 1969 | Decommissioned July 17, 1988 for scrapping
row 9 : K-253 | 667A, 667AT | SEVMASH, Severodvinsk | June 26, 1967 | June 5, 1969 | November 28, 1969 | Decommissioned for scrapping
row 10 : K-395 | 667A, 667AT | SEVMASH, Severodvinsk | September 8, 1967 | July 28, 1969 | December 5, 1969 | Decommissioned for scrapping
row 11 : K-339 | 667A | Leninskiy Komsomol Ship | February 23, 1968 | June 23, 1969 | December 24, 1969 | Decommissioned April 19, 1990 for scrapping
row 12 : K-408 | 667A, 667AT | SEVMASH, Severodvinsk | January 20, 1968 | September 10, 1969 | December 25, 1969 | Decommissioned July 17, 1988 for scrapping
row 13 : K-411 | 667A, 667AN | SEVMASH, Severodvinsk | May 25, 1968 | January 16, 1970 | August 31, 1970 | Decommissioned for scrapping
row 14 : K-418 | 667A | SEVMASH, Severodvinsk | June 29, 1968 | March 14, 1970 | September 22, 1970 | Decommissioned March 17, 1989 for scrapping
row 15 : K-420 | 667A, 667M | SEVMASH, Severodvinsk | October 12, 1968 | April 25, 1970 | October 29, 1970 | Decommissioned for scrapping
row 16 : K-423 | 667A, 667AT | SEVMASH, Severodvinsk | January 13, 1969 | April 7, 1970 | November 13, 1970 | Decommissioned for scrapping
row 17 : K-434 | 667AU | Leninskiy Komsomol Ship | February 23, 1969 | May 29, 1970 | November 30, 1970 | Decommissioned March 17, 1989 for scrapping
row 18 : K-426 | 667A | SEVMASH, Severodvinsk | April 17, 1969 | August 28, 1970 | December 22, 1970 | Decommissioned April 19, 1990 for scrapping
row 19 : K-236 | 667AU | Leninskiy Komsomol Ship | November 6, 1969 | August 4, 1970 | December 27, 1970 | Decommissioned September 1, 1990 for scrapping
row 20 : K-415 | 667A, 667AK-2 | SEVMASH, Severodvinsk | July 4, 1969 | September 26, 1970 | December 30, 1970 | Decommissioned August 6, 1987 for scrapping
row 21 : K-403 | 667A, 667AK-1 | SEVMASH, Severodvinsk | August 18, 1969 | March 25, 1971 | August 12, 1971 | Decommissioned - Scrapping underway in 2010
row 22 : K-389 | 667A | Leninskiy Komsomol Ship | July 26, 1970 | June 27, 1971 | November 25, 1971 | Decommissioned April 19, 1990 for scrapping
row 23 : K-245 | 667AU | SEVMASH, Severodvinsk | October 16, 1969 | August 9, 1971 | December 16, 1971 | Decommissioned March 14, 1992 for scrapping
row 24 : K-219 | 667AU | SEVMASH, Severodvinsk | May 28, 1970 | October 8, 1971 | December 31, 1971 | Lost October 3, 1986
row 25 : K-252 | 667A | Leninskiy Komsomol Ship | December 25, 1970 | September 12, 1971 | December 31, 1971 | Decommissioned March 17, 1989 for scrapping
row 26 : K-214 | 667AU | SEVMASH, Severodvinsk | February 19, 1970 | September 1, 1971 | February 8, 1972 | Decommissioned June 24, 1991 for scrapping
row 27 : K-228 | 667AU | SEVMASH, Severodvinsk | September 4, 1970 | May 3, 1972 | September 30, 1972 | Decommissioned September 3, 1994 for scrapping
row 28 : K-258 | 667AU | Leninskiy Komsomol Ship | March 30, 1971 | May 26, 1972 | September 30, 1972 | Decommissioned June 16, 1991 for scrapping
row 29 : K-241 | 667AU | SEVMASH, Severodvinsk | December 24, 1970 | June 9, 1972 | October 23, 1972 | Decommissioned June 16, 1992 for scrapping
row 30 : K-444 | 667AU | SEVMASH, Severodvinsk | April 8, 1971 | August 1, 1972 | December 23, 1972 | Decommissioned September 30, 1994 for scrapping
row 31 : K-446 | 667AU | Leninskiy Komsomol Ship | November 7, 1971 | August 8, 1972 | January 22, 1973 | Decommissioned March 17, 1993 for scrapping
row 32 : K-451 | 667AU | SEVMASH, Severodvinsk | February 23, 1972 | April 29, 1973 | September 7, 1971 | Decommissioned June 16, 1991 for scrapping
row 33 : K-436 | 667AU | Leninskiy Komsomol Ship | November 7, 1972 | July 25, 1973 | December 5, 1973 | Decommissioned March 14, 1992 for scrapping [/Table] Answer this question based on the above table: when was the first start date that actually began on august 6, 1969

Answer: December 29, 1968