It's the end of the year. Sometimes I want to know how many commits I made per day. This also helps me to see how many days I worked per year. (The unrelated photo is of the recycling centre at our cafe).

git --no-pager log --author=shaun --format='%ad' --date=format:'commits on %a %d %b %Y' --after 2020 | uniq -c

Here is the reference for the date formats:

This is some example output from a repository on which I worked in 2020. 

      1 commits on Tue 05 Jan 2021
      6 commits on Mon 04 Jan 2021
     27 commits on Thu 17 Dec 2020
     11 commits on Wed 16 Dec 2020
     12 commits on Thu 10 Dec 2020
     16 commits on Wed 09 Dec 2020
     32 commits on Tue 08 Dec 2020
     12 commits on Thu 03 Dec 2020
     26 commits on Wed 02 Dec 2020
     24 commits on Tue 01 Dec 2020
     30 commits on Mon 30 Nov 2020
      2 commits on Thu 26 Nov 2020
     10 commits on Wed 25 Nov 2020
      9 commits on Tue 24 Nov 2020
      5 commits on Mon 23 Nov 2020
      3 commits on Wed 18 Nov 2020
     22 commits on Tue 17 Nov 2020
     32 commits on Mon 16 Nov 2020
     29 commits on Thu 12 Nov 2020
      1 commits on Tue 10 Nov 2020
      3 commits on Wed 04 Nov 2020
      1 commits on Tue 03 Nov 2020
      8 commits on Mon 09 Nov 2020
      7 commits on Mon 02 Nov 2020
      6 commits on Wed 28 Oct 2020
     12 commits on Tue 27 Oct 2020
      4 commits on Mon 26 Oct 2020
     22 commits on Thu 01 Oct 2020
     20 commits on Wed 30 Sep 2020
     26 commits on Tue 29 Sep 2020
      6 commits on Mon 28 Sep 2020
     26 commits on Thu 24 Sep 2020
     16 commits on Wed 23 Sep 2020
     15 commits on Tue 22 Sep 2020
     21 commits on Mon 21 Sep 2020
     22 commits on Thu 17 Sep 2020
      8 commits on Wed 16 Sep 2020
     14 commits on Tue 15 Sep 2020
     10 commits on Thu 10 Sep 2020
     17 commits on Wed 09 Sep 2020
     15 commits on Tue 08 Sep 2020
     12 commits on Mon 07 Sep 2020
      9 commits on Thu 03 Sep 2020
     17 commits on Wed 02 Sep 2020
      8 commits on Tue 01 Sep 2020
      2 commits on Mon 31 Aug 2020
      8 commits on Thu 27 Aug 2020
     11 commits on Wed 26 Aug 2020
      9 commits on Tue 25 Aug 2020
     12 commits on Mon 24 Aug 2020
      4 commits on Fri 21 Aug 2020
      9 commits on Thu 20 Aug 2020
     20 commits on Wed 19 Aug 2020
     24 commits on Tue 18 Aug 2020
     21 commits on Mon 17 Aug 2020
     28 commits on Mon 10 Aug 2020
     31 commits on Thu 06 Aug 2020
      7 commits on Wed 05 Aug 2020
     29 commits on Tue 04 Aug 2020
     12 commits on Mon 03 Aug 2020
     18 commits on Thu 30 Jul 2020
     12 commits on Wed 29 Jul 2020
      7 commits on Tue 28 Jul 2020
     11 commits on Thu 09 Jul 2020
     21 commits on Wed 08 Jul 2020
      6 commits on Tue 07 Jul 2020
      4 commits on Mon 06 Jul 2020
      1 commits on Thu 02 Jul 2020
      2 commits on Mon 06 Jul 2020
      3 commits on Thu 02 Jul 2020
      6 commits on Wed 01 Jul 2020
      5 commits on Thu 02 Jul 2020
      1 commits on Wed 01 Jul 2020
      3 commits on Tue 30 Jun 2020
      5 commits on Mon 29 Jun 2020
      1 commits on Thu 25 Jun 2020
      2 commits on Mon 29 Jun 2020
     10 commits on Wed 24 Jun 2020
     16 commits on Tue 23 Jun 2020
      4 commits on Mon 22 Jun 2020
      2 commits on Tue 23 Jun 2020
      5 commits on Mon 22 Jun 2020
     23 commits on Thu 18 Jun 2020
     24 commits on Wed 17 Jun 2020
     22 commits on Tue 16 Jun 2020
      2 commits on Mon 15 Jun 2020
     13 commits on Thu 11 Jun 2020
     21 commits on Wed 10 Jun 2020
     10 commits on Tue 09 Jun 2020
      3 commits on Mon 08 Jun 2020
     13 commits on Thu 04 Jun 2020
      6 commits on Wed 03 Jun 2020
     31 commits on Tue 02 Jun 2020
     12 commits on Mon 01 Jun 2020
      2 commits on Thu 28 May 2020
      6 commits on Mon 01 Jun 2020
     10 commits on Thu 28 May 2020
     10 commits on Wed 27 May 2020
      2 commits on Tue 26 May 2020
      3 commits on Mon 25 May 2020
      3 commits on Thu 21 May 2020
      3 commits on Wed 20 May 2020
      4 commits on Tue 19 May 2020
      9 commits on Mon 18 May 2020
     12 commits on Thu 14 May 2020
      2 commits on Tue 12 May 2020
     25 commits on Mon 11 May 2020
      7 commits on Thu 07 May 2020
      2 commits on Wed 13 May 2020
      5 commits on Tue 12 May 2020
     12 commits on Thu 07 May 2020
     21 commits on Wed 06 May 2020
     21 commits on Tue 05 May 2020
     24 commits on Mon 04 May 2020
     20 commits on Thu 30 Apr 2020
      2 commits on Tue 28 Apr 2020
      3 commits on Thu 23 Apr 2020
     13 commits on Wed 22 Apr 2020
      1 commits on Mon 20 Apr 2020
      1 commits on Wed 22 Apr 2020
     11 commits on Tue 21 Apr 2020
      7 commits on Mon 20 Apr 2020
      2 commits on Tue 21 Apr 2020
     17 commits on Thu 16 Apr 2020
     29 commits on Wed 15 Apr 2020
     24 commits on Tue 14 Apr 2020
      9 commits on Wed 08 Apr 2020
      3 commits on Mon 06 Apr 2020
      1 commits on Thu 26 Mar 2020
      1 commits on Wed 25 Mar 2020
      3 commits on Tue 24 Mar 2020
      2 commits on Mon 23 Mar 2020
      2 commits on Tue 17 Mar 2020
      2 commits on Tue 03 Mar 2020
      1 commits on Mon 02 Mar 2020
      1 commits on Wed 12 Feb 2020
      2 commits on Thu 19 Mar 2020
      2 commits on Thu 27 Feb 2020
     14 commits on Wed 26 Feb 2020
      4 commits on Tue 25 Feb 2020
     19 commits on Thu 20 Feb 2020
     13 commits on Wed 19 Feb 2020
      4 commits on Tue 18 Feb 2020
      4 commits on Mon 17 Feb 2020
      5 commits on Wed 19 Feb 2020
      7 commits on Tue 18 Feb 2020
      2 commits on Mon 17 Feb 2020
      1 commits on Wed 12 Feb 2020
     12 commits on Tue 11 Feb 2020
      6 commits on Mon 10 Feb 2020
      1 commits on Tue 28 Jan 2020
      1 commits on Mon 10 Feb 2020
      3 commits on Thu 06 Feb 2020
      4 commits on Wed 05 Feb 2020
     35 commits on Mon 03 Feb 2020
      7 commits on Mon 27 Jan 2020
      1 commits on Tue 14 Jan 2020
     11 commits on Mon 13 Jan 2020
      5 commits on Thu 09 Jan 2020
     10 commits on Wed 08 Jan 2020
     20 commits on Tue 07 Jan 2020