103 instances from 9 years 2025 - 2 instances Jan 27 Feb Mar Apr May Jun Jul 30 Aug Sep Oct Nov Dec 2024 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 2023 - 4 instances Jan Feb Mar Apr May Jun Jul 27 Aug 21 Sep 28 Oct 12 Nov Dec 2022 - 7 instances Jan 19 1 Feb 2 Mar 3 Apr May 5 Jun Jul 29 18 Aug Sep Oct Nov Dec 2021 - 49 instances Jan 29 22 15 8 1 Feb 27 19 12 5 Mar 27 20 15 13 6 1 Apr 24 17 10 3 1 May 29 22 15 8 1 Jun 27 19 15 12 5 1 Jul 25 17 11 4 1 Aug 29 21 14 7 1 Sep 26 18 11 4 1 Oct 2 Nov 3 Dec 2 2020 - 37 instances Jan Feb Mar Apr May 29 22 15 8 2 Jun 26 19 12 5 Jul 31 24 17 14 10 3 Aug 28 21 14 7 Sep 25 18 11 4 3 Oct 30 23 16 9 2 Nov 27 20 13 6 Dec 25 18 11 4 2019 - 1 instance Jan Feb Mar Apr May Jun Jul 8 Aug Sep Oct Nov Dec 2018 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 7 2017 - 1 instance Jan Feb Mar Apr May Jun Jul 11 Aug Sep Oct Nov Dec