Most often in November, 30 days.
Highest follower count seen that year: 7,872.
January
Jan 13 22:00–24:00 Jan 14 01:00–02:00, 21:00–23:00 Jan 15 18:00–19:00 Jan 18 22:00–23:00 Jan 19 01:00–02:00 Jan 21 23:00–24:00 Jan 22 00:00–02:00, 23:00–24:00 Jan 24 21:00–23:00 Jan 25 20:00–24:00 Jan 26 19:00–21:00 Jan 28 00:00–03:00, 19:00–22:00 Jan 30 19:00–20:00 Jan 31 01:00–03:00, 12:00–14:00, 18:00–20:00, 23:00–24:00
February
Feb 1 00:00–02:00 Feb 2 03:00–04:00, 22:00–23:00 Feb 3 22:00–23:00 Feb 4 00:00–04:00 Feb 7 01:00–04:00, 20:00–22:00 Feb 8 03:00–04:00 Feb 10 00:00–04:00, 23:00–24:00 Feb 11 00:00–03:00, 23:00–24:00 Feb 12 00:00–05:00, 23:00–24:00 Feb 13 00:00–05:00 Feb 14 00:00–05:00, 21:00–24:00 Feb 15 01:00–07:00, 21:00–24:00 Feb 16 22:00–24:00 Feb 17 00:00–02:00, 06:00–09:00, 22:00–23:00 Feb 19 07:00–09:00, 23:00–24:00 Feb 20 00:00–03:00 Feb 21 22:00–24:00 Feb 22 00:00–01:00, 22:00–24:00 Feb 23 00:00–03:00, 21:00–24:00 Feb 25 05:00–08:00, 22:00–24:00 Feb 26 05:00–08:00, 12:00–15:00, 22:00–24:00 Feb 27 05:00–09:00, 22:00–24:00 Feb 28 05:00–09:00
March
Mar 1 20:00–24:00 Mar 2 00:00–02:00, 20:00–23:00 Mar 3 21:00–24:00 Mar 4 00:00–01:00, 23:00–24:00 Mar 5 00:00–02:00, 18:00–24:00 Mar 6 00:00–01:00, 20:00–21:00 Mar 7 04:00–06:00, 15:00–19:00 Mar 8 19:00–23:00 Mar 9 20:00–23:00 Mar 10 18:00–22:00 Mar 11 12:00–15:00 Mar 12 16:00–17:00, 21:00–24:00 Mar 13 02:00–03:00, 17:00–24:00 Mar 14 00:00–03:00, 20:00–23:00 Mar 16 01:00–05:00, 20:00–24:00 Mar 17 00:00–01:00, 12:00–18:00 Mar 18 00:00–01:00, 12:00–17:00 Mar 19 12:00–15:00, 19:00–21:00 Mar 21 12:00–16:00, 22:00–23:00 Mar 22 12:00–15:00 Mar 23 05:00–06:00, 12:00–15:00 Mar 24 06:00–07:00, 11:00–19:00 Mar 25 06:00–09:00, 11:00–14:00, 19:00–20:00 Mar 26 10:00–16:00 Mar 27 12:00–18:00 Mar 28 12:00–18:00 Mar 29 12:00–18:00, 21:00–22:00 Mar 30 11:00–12:00, 19:00–21:00 Mar 31 20:00–23:00
April
Apr 1 20:00–22:00 Apr 2 12:00–19:00, 21:00–24:00 Apr 5 08:00–13:00, 22:00–23:00 Apr 6 12:00–16:00 Apr 7 13:00–21:00 Apr 8 13:00–18:00, 20:00–22:00 Apr 9 04:00–08:00, 12:00–14:00 Apr 10 04:00–07:00, 13:00–15:00, 17:00–22:00 Apr 11 10:00–14:00, 19:00–22:00 Apr 12 15:00–17:00, 20:00–24:00 Apr 13 00:00–01:00, 11:00–13:00, 20:00–23:00 Apr 14 21:00–23:00 Apr 15 11:00–13:00, 20:00–22:00 Apr 16 10:00–17:00, 19:00–21:00 Apr 17 12:00–14:00 Apr 18 10:00–14:00, 21:00–23:00 Apr 19 20:00–22:00 Apr 20 12:00–14:00, 22:00–24:00 Apr 22 08:00–16:00, 21:00–23:00 Apr 23 09:00–14:00 Apr 24 11:00–15:00, 22:00–24:00 Apr 25 00:00–01:00, 12:00–14:00, 19:00–22:00 Apr 26 13:00–21:00 Apr 27 16:00–23:00 Apr 28 19:00–21:00 Apr 29 17:00–22:00 Apr 30 15:00–21:00
May
May 1 13:00–20:00 May 2 18:00–24:00 May 3 13:00–21:00 May 4 10:00–18:00, 20:00–24:00 May 5 22:00–24:00 May 6 09:00–19:00 May 7 13:00–22:00 May 10 20:00–23:00 May 11 12:00–17:00, 21:00–23:00 May 12 12:00–22:00 May 13 11:00–13:00, 22:00–24:00 May 14 10:00–17:00, 21:00–23:00 May 15 16:00–22:00 May 16 13:00–21:00 May 17 11:00–12:00, 22:00–24:00 May 18 09:00–16:00, 21:00–23:00 May 20 16:00–23:00 May 21 15:00–16:00, 22:00–24:00 May 22 12:00–16:00, 20:00–21:00 May 23 13:00–24:00 May 24 11:00–20:00, 22:00–24:00 May 25 13:00–17:00, 20:00–24:00 May 26 16:00–23:00 May 28 10:00–16:00, 21:00–24:00 May 29 13:00–15:00, 20:00–24:00 May 30 11:00–19:00, 22:00–24:00 May 31 10:00–12:00, 20:00–24:00
June
Jun 1 11:00–16:00, 22:00–24:00 Jun 2 20:00–24:00 Jun 3 14:00–24:00 Jun 4 00:00–02:00, 10:00–16:00, 21:00–24:00 Jun 5 14:00–24:00 Jun 6 00:00–01:00, 11:00–14:00, 21:00–24:00 Jun 7 00:00–02:00, 13:00–24:00 Jun 8 00:00–02:00, 20:00–23:00 Jun 9 17:00–24:00 Jun 10 11:00–14:00, 19:00–24:00 Jun 11 00:00–01:00 Jun 12 20:00–22:00 Jun 13 12:00–23:00 Jun 14 12:00–14:00, 20:00–23:00 Jun 15 20:00–22:00 Jun 16 18:00–24:00 Jun 17 00:00–01:00, 11:00–19:00, 21:00–24:00 Jun 18 11:00–13:00 Jun 19 12:00–22:00 Jun 20 16:00–24:00 Jun 21 00:00–01:00, 11:00–12:00, 19:00–24:00 Jun 22 00:00–01:00, 15:00–17:00, 21:00–24:00 Jun 23 00:00–01:00, 11:00–15:00, 19:00–24:00 Jun 24 17:00–23:00 Jun 25 12:00–14:00, 22:00–24:00 Jun 26 00:00–02:00, 20:00–24:00 Jun 27 16:00–18:00, 20:00–24:00 Jun 28 00:00–01:00, 12:00–24:00 Jun 29 00:00–02:00, 14:00–17:00 Jun 30 21:00–24:00
July
Jul 1 00:00–01:00 Jul 2 22:00–24:00 Jul 3 23:00–24:00 Jul 4 00:00–02:00, 12:00–24:00 Jul 5 00:00–01:00, 16:00–24:00 Jul 6 00:00–01:00, 19:00–24:00 Jul 7 19:00–24:00 Jul 8 00:00–01:00 Jul 9 12:00–14:00, 17:00–24:00 Jul 10 18:00–21:00 Jul 11 20:00–24:00 Jul 12 16:00–24:00 Jul 13 00:00–02:00, 17:00–24:00 Jul 14 00:00–01:00, 21:00–24:00 Jul 15 00:00–01:00, 19:00–24:00 Jul 17 19:00–24:00 Jul 18 00:00–02:00, 14:00–16:00, 20:00–24:00 Jul 19 00:00–02:00, 20:00–24:00 Jul 20 00:00–01:00, 11:00–23:00 Jul 21 13:00–24:00 Jul 22 11:00–16:00, 21:00–23:00 Jul 23 13:00–19:00, 22:00–24:00 Jul 24 19:00–24:00 Jul 25 00:00–01:00, 22:00–24:00 Jul 26 00:00–01:00, 11:00–14:00, 20:00–22:00 Jul 27 13:00–19:00 Jul 28 21:00–24:00 Jul 29 13:00–19:00, 21:00–24:00 Jul 30 20:00–24:00 Jul 31 00:00–02:00, 11:00–21:00
August
Aug 1 11:00–13:00 Aug 2 00:00–02:00, 15:00–23:00 Aug 3 13:00–22:00 Aug 4 11:00–12:00, 20:00–24:00 Aug 6 22:00–24:00 Aug 7 11:00–15:00 Aug 9 20:00–23:00 Aug 10 12:00–17:00 Aug 12 18:00–22:00 Aug 13 23:00–24:00 Aug 14 19:00–23:00 Aug 16 12:00–24:00 Aug 17 18:00–24:00 Aug 18 00:00–01:00 Aug 19 21:00–24:00 Aug 20 17:00–20:00 Aug 21 22:00–24:00 Aug 22 00:00–02:00, 21:00–24:00 Aug 24 12:00–23:00 Aug 26 20:00–24:00 Aug 27 19:00–22:00 Aug 29 12:00–22:00 Aug 30 13:00–24:00 Aug 31 12:00–22:00
September
Sep 1 11:00–22:00 Sep 2 11:00–23:00 Sep 3 18:00–23:00 Sep 4 16:00–23:00 Sep 5 11:00–13:00, 19:00–24:00 Sep 6 18:00–24:00 Sep 7 00:00–01:00, 13:00–15:00, 20:00–23:00 Sep 8 21:00–24:00 Sep 9 00:00–01:00 Sep 10 23:00–24:00 Sep 11 00:00–02:00 Sep 12 21:00–23:00 Sep 13 12:00–15:00, 19:00–24:00 Sep 14 00:00–02:00, 14:00–24:00 Sep 15 17:00–23:00 Sep 16 19:00–24:00 Sep 17 13:00–23:00 Sep 18 10:00–12:00 Sep 20 20:00–23:00 Sep 21 16:00–20:00 Sep 22 09:00–12:00 Sep 25 20:00–21:00 Sep 26 17:00–20:00 Sep 27 17:00–23:00 Sep 28 14:00–22:00 Sep 29 16:00–21:00
October
Oct 1 09:00–14:00, 20:00–24:00 Oct 2 00:00–01:00, 13:00–23:00 Oct 3 11:00–12:00, 20:00–24:00 Oct 4 21:00–23:00 Oct 5 14:00–22:00 Oct 6 10:00–12:00 Oct 7 07:00–09:00 Oct 8 16:00–23:00 Oct 9 08:00–10:00, 16:00–23:00 Oct 10 18:00–21:00 Oct 11 14:00–18:00, 21:00–24:00 Oct 12 11:00–13:00, 21:00–24:00 Oct 13 09:00–10:00, 21:00–22:00 Oct 14 19:00–23:00 Oct 17 14:00–23:00 Oct 19 12:00–20:00 Oct 20 10:00–22:00 Oct 21 11:00–22:00 Oct 23 19:00–23:00 Oct 24 06:00–11:00, 16:00–19:00 Oct 25 05:00–14:00, 17:00–20:00 Oct 26 08:00–11:00, 14:00–21:00 Oct 27 10:00–13:00, 19:00–21:00 Oct 28 18:00–20:00 Oct 29 07:00–20:00 Oct 30 06:00–12:00, 17:00–22:00 Oct 31 08:00–11:00, 14:00–22:00
November
Nov 1 09:00–20:00 Nov 2 11:00–21:00 Nov 3 06:00–13:00 Nov 4 07:00–22:00 Nov 5 13:00–20:00 Nov 6 05:00–17:00 Nov 7 05:00–19:00 Nov 8 04:00–14:00, 20:00–24:00 Nov 9 06:00–11:00, 16:00–18:00 Nov 10 03:00–06:00, 11:00–19:00 Nov 11 09:00–19:00 Nov 12 08:00–10:00, 13:00–15:00, 19:00–23:00 Nov 13 10:00–15:00, 17:00–19:00 Nov 14 06:00–20:00 Nov 15 11:00–14:00 Nov 16 02:00–03:00, 09:00–10:00, 12:00–16:00, 20:00–22:00 Nov 17 06:00–19:00 Nov 18 01:00–03:00, 18:00–20:00 Nov 19 00:00–03:00 Nov 20 07:00–09:00 Nov 21 06:00–14:00 Nov 22 00:00–01:00, 10:00–18:00 Nov 23 10:00–19:00, 21:00–24:00 Nov 24 10:00–16:00 Nov 25 03:00–12:00, 17:00–24:00 Nov 26 22:00–24:00 Nov 27 00:00–02:00, 20:00–22:00 Nov 28 14:00–23:00 Nov 29 10:00–20:00 Nov 30 03:00–21:00
December
Dec 1 21:00–24:00 Dec 2 00:00–01:00, 12:00–23:00 Dec 4 00:00–01:00 Dec 6 23:00–24:00 Dec 7 00:00–02:00, 13:00–16:00, 19:00–22:00 Dec 8 11:00–21:00 Dec 9 11:00–24:00 Dec 10 12:00–22:00 Dec 14 13:00–24:00 Dec 16 20:00–23:00 Dec 17 18:00–22:00 Dec 19 21:00–24:00 Dec 20 00:00–05:00, 22:00–24:00 Dec 21 14:00–24:00 Dec 22 18:00–24:00 Dec 23 00:00–01:00, 06:00–11:00, 19:00–24:00 Dec 24 00:00–01:00, 22:00–24:00 Dec 25 00:00–03:00, 21:00–24:00 Dec 26 00:00–01:00, 11:00–21:00, 23:00–24:00 Dec 27 00:00–03:00, 19:00–24:00 Dec 28 00:00–03:00, 20:00–24:00 Dec 29 00:00–03:00, 19:00–24:00 Dec 30 20:00–24:00