There ia a bar chart showing the overall number of tigers in all Indian tiger reserves from 1972 to 2022 and there is a line graph showing the number of tigers at five different reserves over the same period. Total population in all the reserves increased steadily over the years while the Bandipur reserve remained on the top with the biggest number of tigers.
In overall, the population started with 268 points in 1972 and rose significantly to 1121 in 1984. After that, the number grew moderately to 1327 in 1989 and to 1366 in 1993, respectively. It slightly fell to 1333 in 1995 and continued growig in further years, edning at 1576 in 2002.
The Bandipur reserves got the biggest number of population throughout the years, started at 60 points in 1972, jumped quickly to approximately 200 in 1979 and fluctuated between 270 to 240 points from 1984 to 2002. Corbett, Kanha, Sundarbans and Buxa increased their population in total, started at 50 points for Corbett and Kanha in 1972 and 20 and 0 point for Sundarbans and Buxa, respectively. All of them flactuated over the period and ended at almost 140 points for the first two reserves, at 60 poins for Sundarbans and at 30 points for Buxa in 2002.