Most often in July, 26 days.
Highest follower count seen that year: 2,886.
June
Jun 10 17:00–19:00, 21:00–24:00 Jun 11 04:00–06:00, 19:00–23:00 Jun 12 04:00–06:00, 20:00–23:00 Jun 13 20:00–22:00 Jun 14 04:00–06:00, 20:00–23:00 Jun 15 04:00–06:00, 20:00–21:00 Jun 16 04:00–06:00 Jun 17 04:00–07:00 Jun 18 03:00–06:00, 10:00–13:00 Jun 19 10:00–14:00, 21:00–22:00 Jun 20 05:00–07:00, 11:00–14:00 Jun 21 01:00–08:00, 12:00–14:00, 20:00–22:00 Jun 24 06:00–07:00, 12:00–15:00, 20:00–21:00 Jun 25 04:00–06:00, 12:00–14:00 Jun 26 10:00–14:00, 20:00–22:00 Jun 27 06:00–08:00, 10:00–14:00, 19:00–20:00 Jun 28 05:00–06:00, 11:00–14:00, 20:00–23:00 Jun 29 09:00–11:00, 20:00–21:00 Jun 30 10:00–13:00, 20:00–22:00
July
Jul 1 05:00–06:00, 09:00–13:00 Jul 2 05:00–07:00, 12:00–15:00, 19:00–22:00 Jul 3 12:00–15:00 Jul 4 05:00–06:00, 19:00–22:00 Jul 5 09:00–12:00 Jul 6 05:00–07:00, 13:00–15:00, 19:00–21:00 Jul 7 10:00–13:00, 19:00–21:00 Jul 8 09:00–14:00, 19:00–21:00 Jul 9 05:00–07:00, 11:00–13:00, 19:00–22:00 Jul 10 11:00–14:00, 18:00–22:00 Jul 11 10:00–14:00, 17:00–21:00 Jul 12 17:00–21:00 Jul 13 01:00–02:00, 19:00–22:00 Jul 14 10:00–13:00 Jul 16 17:00–18:00 Jul 17 02:00–04:00 Jul 20 01:00–05:00, 16:00–18:00 Jul 21 01:00–03:00, 17:00–18:00 Jul 22 02:00–06:00, 17:00–19:00 Jul 23 02:00–05:00 Jul 24 01:00–06:00, 23:00–24:00 Jul 25 00:00–06:00, 09:00–11:00, 23:00–24:00 Jul 26 00:00–03:00 Jul 29 20:00–21:00 Jul 30 05:00–07:00, 11:00–14:00, 17:00–18:00 Jul 31 03:00–07:00
August
Aug 1 03:00–05:00, 11:00–13:00 Aug 5 09:00–14:00, 17:00–21:00 Aug 6 04:00–06:00 Aug 7 09:00–12:00, 17:00–18:00 Aug 8 09:00–10:00, 12:00–14:00 Aug 9 09:00–12:00, 19:00–21:00 Aug 10 09:00–13:00, 19:00–20:00 Aug 11 12:00–13:00 Aug 12 09:00–10:00, 19:00–21:00 Aug 13 09:00–14:00, 17:00–19:00 Aug 14 00:00–03:00, 12:00–14:00 Aug 15 00:00–01:00, 13:00–15:00, 19:00–23:00 Aug 16 12:00–13:00, 19:00–21:00 Aug 17 17:00–20:00 Aug 19 01:00–02:00, 21:00–24:00 Aug 20 00:00–04:00, 19:00–24:00 Aug 21 17:00–21:00 Aug 22 20:00–24:00 Aug 23 03:00–05:00, 20:00–24:00 Aug 24 03:00–05:00 Aug 25 10:00–11:00 Aug 26 05:00–08:00, 10:00–12:00 Aug 27 05:00–12:00 Aug 28 05:00–12:00 Aug 29 05:00–07:00, 12:00–13:00 Aug 31 09:00–11:00, 19:00–20:00
September
Sep 1 05:00–06:00, 09:00–11:00 Sep 2 09:00–13:00 Sep 3 05:00–07:00, 09:00–13:00, 19:00–21:00 Sep 4 09:00–14:00, 19:00–22:00 Sep 5 05:00–07:00, 09:00–13:00, 19:00–22:00 Sep 6 09:00–13:00 Sep 8 09:00–14:00, 19:00–21:00 Sep 9 09:00–13:00, 19:00–20:00 Sep 12 09:00–13:00 Sep 13 09:00–13:00 Sep 14 17:00–20:00 Sep 15 11:00–14:00, 18:00–20:00 Sep 16 09:00–13:00 Sep 17 09:00–12:00 Sep 18 09:00–10:00 Sep 19 09:00–13:00, 19:00–20:00 Sep 20 09:00–13:00, 19:00–21:00 Sep 21 17:00–21:00 Sep 24 10:00–14:00 Sep 25 09:00–14:00, 19:00–20:00 Sep 26 09:00–14:00 Sep 27 09:00–14:00, 19:00–21:00
October
Oct 2 11:00–15:00 Oct 3 11:00–13:00 Oct 4 09:00–14:00 Oct 6 11:00–14:00 Oct 7 11:00–14:00, 19:00–21:00 Oct 9 11:00–14:00 Oct 10 09:00–14:00 Oct 11 10:00–14:00 Oct 12 17:00–19:00 Oct 13 09:00–10:00 Oct 14 09:00–15:00, 19:00–20:00 Oct 15 10:00–14:00 Oct 16 09:00–13:00 Oct 17 10:00–14:00 Oct 18 09:00–14:00 Oct 21 09:00–14:00 Oct 22 09:00–11:00 Oct 23 09:00–10:00
November
Nov 2 15:00–16:00, 19:00–22:00 Nov 3 10:00–12:00, 20:00–22:00 Nov 4 11:00–12:00 Nov 12 13:00–14:00 Nov 15 14:00–16:00 Nov 16 10:00–14:00 Nov 17 07:00–11:00 Nov 18 13:00–14:00 Nov 19 13:00–16:00, 23:00–24:00 Nov 20 00:00–02:00 Nov 22 13:00–17:00, 23:00–24:00 Nov 23 00:00–01:00, 11:00–14:00, 22:00–24:00 Nov 24 00:00–01:00, 12:00–14:00, 23:00–24:00 Nov 25 00:00–02:00, 23:00–24:00 Nov 26 00:00–03:00, 13:00–16:00 Nov 27 00:00–01:00 Nov 29 11:00–16:00 Nov 30 00:00–02:00, 13:00–15:00
December
Dec 2 00:00–05:00 Dec 4 00:00–04:00 Dec 5 00:00–05:00 Dec 6 00:00–02:00, 20:00–23:00 Dec 7 01:00–03:00, 14:00–16:00 Dec 9 00:00–05:00 Dec 11 00:00–05:00 Dec 12 00:00–03:00 Dec 17 00:00–05:00 Dec 18 01:00–03:00 Dec 20 02:00–07:00 Dec 21 00:00–06:00 Dec 23 00:00–04:00 Dec 24 00:00–05:00 Dec 25 01:00–05:00