You don’t need a long article to show a burn down chart. If you take 100K per year and get 6% return on investment. It lasts 14 years . Not long.

Year Savings
initial $1,000,000
1 $956,779
2 $910,965
3 $862,401
4 $810,924
5 $756,359
6 $698,519
7 $637,209
8 $572,221
9 $503,333
10 $430,312
11 $352,910
12 $270,863
13 $183,894
14 $91,706