There are 2010-1871, or 139 years between 1871 and 2010.
That is measuring differentially. If you mean to treat the years as a set, [1871-2010], and you mean "not the end points" when you say "between", then the number of years in the set [1872-2009] or (1871-2010) is 138.
3816
1885 years were between 125CE/AD and 2010.
There are 62 years between 1948 and 2010.
There are 24 years between 1986 and 2010.
2010 - 1934 = 76 years
BETWEEN = 2010-1959-1 = 40
31 years
47 Years.
98 years
109 years
2010 - 1939 = 71
81 years.