They change sometimes for the new year, best place to get that info is on their web page.
January 8–11, 15–18, 22–25, 29–31 February 1, 5–8, 12–15, 20–22, 26–27 March 14 June 4–7, 11–12 September 4–6, 10–13, 17–20, 24–27 November 12
Check online.
I believe you're asking what days are free at MSI. There's a list of the free days online. There are several days in January and February.
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