An event every year that begins at 12:00 am on the third Tuesday of March, April, September, October, November, December, January and February, repeating indefinitely

An event every year that begins at 12:00 am on the fourth Friday of March, April, November, January, February and September, repeating indefinitely

An event every year that begins at 12:00 am on the third Friday of October and May, repeating indefinitely

An event every year that begins at 12:00 am on the third Wednesday of March, September, October, November, December, January, February and April, repeating indefinitely

An event every year that begins at 12:00 am on the fourth Tuesday of March, September, October, November, January, February and April, repeating indefinitely

An event every year that begins at 12:00 am on the third Wednesday of May, repeating indefinitely