For the rest of this century, the date to weekday relationships of 2003 are the same in 2014, 2025, 2031, 2042, 2053, 2059, 2070, 2081, 2087, and 2098.
1969 repeated in 1975, 1986, 1997, 2003 and will repeat again in 2014.
As 1964 was a leap year, it does not repeat very often. It repeated in 1992 and in the rest of this century it will only repeat in 2020, 2048 and 2076.
2014
In 2021.
That will happen in the year 2030.
Never, unless the calendar is revised in such a way as to start below that number. It would still not repeat the year, just the number.
The 1969 calendar will repeat in the year 2045. The calendar repeats every 28 years.
Following the year 1997, the same calendar can be used in 2003, 2014 and 2025.
It repeated in 2003 then 2014 and the next time will be in 2025.
1969 repeated in 1975, 1986, 1997, 2003 and will repeat again in 2014.
The 2000 calendar will repeat in 2028. This was a leap year and leap year calendars generally repeat every 28 years.
The year 1999 will repeat in 2028.
2008 was a leap year starting on Tuesday. The next time such a calendar can be used again is in 2036.
The 1982 calendar year is in the past and can not repeat. However, as 1982 was not a leap year, the days and dates comprising the 1982 calendar will repeat after 11 years twice and repeat after six years once in a 28-year span.
As 1964 was a leap year, it does not repeat very often. It repeated in 1992 and in the rest of this century it will only repeat in 2020, 2048 and 2076.
The calendar for 2009 was the same as 2015
The calendar for the year 1987 will repeat exactly in the year 2018. This is because the Gregorian calendar repeats every 28 years. The calendar for any specific year will repeat in the year that is a multiple of 28 years later.