106 instances from 6 years 2025 - 15 instances Jan Feb 28 27 26 7 Mar 28 27 24 18 14 7 Apr 24 16 10 May 27 26 Jun Jul Aug Sep Oct Nov Dec 2024 - 3 instances Jan Feb Mar Apr May 28 Jun Jul 31 Aug Sep Oct Nov 28 Dec 2023 - 3 instances Jan Feb Mar Apr May 23 Jun Jul 10 Aug Sep Oct Nov 23 Dec 2022 - 6 instances Jan 15 1 Feb Mar 1 Apr May 18 16 Jun Jul Aug Sep Oct Nov 28 Dec 2021 - 42 instances Jan 29 22 15 8 1 Feb 26 19 12 5 Mar 26 19 12 5 Apr 30 23 16 9 2 May 28 21 14 7 Jun 25 18 11 4 Jul 30 23 16 9 2 Aug 27 20 13 6 Sep 24 17 10 3 Oct 20 1 Nov 15 Dec 2020 - 37 instances Jan Feb Mar Apr May 29 22 21 15 8 2 Jun 26 19 12 5 Jul 31 24 17 10 3 Aug 28 21 14 7 Sep 25 18 11 4 Oct 30 23 16 9 2 Nov 27 20 16 13 6 Dec 25 18 11 4