Update README stars for year.

Author: obalunenko

README.md

@@ -28,17 +28,69 @@ This repository contains solutions for puzzles and cli tool to run solutions to
 ## Implemented solutions
 
 <!--- advent_readme_stars table [2021] --->
+### 2021 Results
 
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2021/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2021/day/2) | ⭐ | ⭐ |
+| [Day 3](https://adventofcode.com/2021/day/3) | ⭐ | ⭐ |
+<!--- advent_readme_stars table [2021] --->
+
+<!--- advent_readme_stars table [2020] --->
+### 2020 Results
+
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2020/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2020/day/2) | ⭐ | ⭐ |
 <!--- advent_readme_stars table [2020] --->
 
 <!--- advent_readme_stars table [2019] --->
+### 2019 Results
+
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2019/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2019/day/2) | ⭐ | ⭐ |
+| [Day 3](https://adventofcode.com/2019/day/3) | ⭐ | ⭐ |
+| [Day 4](https://adventofcode.com/2019/day/4) | ⭐ | ⭐ |
+<!--- advent_readme_stars table [2019] --->
+
+<!--- advent_readme_stars table [2018] --->
+### 2018 Results
 
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2018/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2018/day/2) | ⭐ | ⭐ |
 <!--- advent_readme_stars table [2018] --->
 
 <!--- advent_readme_stars table [2017] --->
+### 2017 Results
 
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2017/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2017/day/2) | ⭐ | ⭐ |
+<!--- advent_readme_stars table [2017] --->
+
+<!--- advent_readme_stars table [2016] --->
+### 2016 Results
+
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2016/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2016/day/2) | ⭐ | ⭐ |
 <!--- advent_readme_stars table [2016] --->
 
+<!--- advent_readme_stars table [2015] --->
+### 2015 Results
+
+| Day | Part 1 | Part 2 |
+| :---: | :---: | :---: |
+| [Day 1](https://adventofcode.com/2015/day/1) | ⭐ | ⭐ |
+| [Day 2](https://adventofcode.com/2015/day/2) | ⭐ | ⭐ |
 <!--- advent_readme_stars table [2015] --->
 
 ## Usage of aoc-cli