How many series did John Banas direct?
{'header': ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date'], 'page_title': 'All Saints (season 9)', 'section_title': 'Episodes', 'caption': 'Episodes', 'rows': [['337', '1', '"Till Death Do Us Part"', 'Cameron Welsh', 'Louise Crane-Bowes', '28February2006'], ['338', '2', '"The Real Thing"', 'Bill Hughes', 'John Banas', '7March2006'], ['339', '3', '"Moment of Truth"', 'Cameron Welsh', 'Sean Nash', '14March2006'], ['340', '4', '"No Way Out"', 'Robert Marchand', 'Faith McKinnon', '21March2006'], ['341', '5', '"The Things We Do"', 'Lynn Hegarty', 'Kevin Roberts', '28March2006'], ['342', '6', '"Facing the Music"', 'Jean-Pierre Mignon', 'Charlie Strachan', '4April2006'], ['343', '7', '"Behind Closed Doors"', 'Cameron Welsh', 'Chris Roache', '11April2006'], ['344', '8', '"The Mercy Seat"', 'Peter Fisk', 'Peter Gawler', '18April2006'], ['345', '9', '"Shadows of the Heart"', 'Shawn Seet', 'Sam Meikle', '25April2006'], ['346', '10', '"Just Desserts"', 'Jean-Pierre Mignon', 'Tim Gooding', '2May2006'], ['347', '11', '"Brothers in Arms"', 'Nicholas Buffalo', 'Fiona Kelly', '9May2006'], ['348', '12', '"Wait and See"', 'Lynn Hegarty', 'John Banas', '16May2006'], ['349', '13', '"Getting to Know You"', 'Peter Fisk', 'Sean Nash', '23May2006'], ['350', '14', '"Sink or Swim"', 'Jean-Pierre Mignon', 'Suzanne Hawley', '30May2006'], ['351', '15', '"The Way of It"', 'Catherine Millard', 'Sally Webb & Charlie Strachan', '6June2006'], ['352', '16', '"An Apple a Day"', 'Bill Hughes', 'Charlie Strachan & Sally Webb', '6June2006'], ['353', '17', '"A Rock and a Hard Place"', 'Catherine Roden', 'Charlie Strachan & Sally Webb', '13June2006'], ['354', '18', '"One for the Road"', 'Lynn Hegarty', 'Peter Gawler', '20June2006'], ['355', '19', '"By Choice or By Chance"', 'Catherine Millard', 'Margaret Wilson', '27June2006'], ['356', '20', '"Tough Love"', 'Bill Hughes', 'Sam Meikle', '4July2006'], ['357', '21', '"When Duty Calls"', 'Cameron Welsh', 'Chris Roache', '11July2006'], ['358', '22', '"Two by Two"', 'John Banas', 'Chris Roache', '18July2006'], ['359', '23', '"Drawing the Line"', 'Pino Amenta', 'Sean Nash', '25July2006'], ['360', '24', '"Truth Hurts"', 'Bill Hughes', 'Louise Crane-Bowes', '1August2006'], ['361', '25', '"Extreme Measures"', 'Lynn Hegarty', 'Fiona Kelly', '8August2006'], ['362', '26', '"Mind Games"', 'Cameron Welsh', 'Charlie Strachan', '15August2006'], ['363', '27', '"One Wrong Step"', 'Pino Amenta', 'Sally Webb', '22August2006'], ['364', '28', '"Private Lives"', 'Robert Marchand', 'Peter Gawler', '29August2006'], ['365', '29', '"The Other Man\'s Shoes"', 'Peter Fisk', 'Margaret Wilson', '5September2006'], ['366', '30', '"To the Ends of the Earth"', 'Martin Sacks', 'Sam Meikle', '12September2006'], ['367', '31', '"Ain\'t Love Grand"', 'Daina Reid', 'Kevin Roberts', '19September2006'], ['368', '32', '"Happy Returns"', 'Nicholas Buffalo', 'John Banas', '26September2006'], ['369', '33', '"Dead Girl Walking"', 'Jeffrey Walker', 'Sean Nash', '3October2006'], ['370', '34', '"Contact"', 'Cameron Welsh', 'Andrew Kelly', '10October2006'], ['371', '35', '"Where the Truth Lies"', 'Kevin Carlin', 'Fiona Kelly', '17October2006'], ['372', '36', '"Jaws of Death"', 'Bill Hughes', 'Jeff Truman', '24October2006'], ['373', '37', '"Love, Pain & the Whole Damn Thing"', 'Peter Fisk', 'Blake Ayshford', '31October2006'], ['374', '38', '"Breaking Point"', 'Cameron Welsh', 'Peter Gawler', '7November2006'], ['375', '39', '"Love & Hate"', 'Tony Krawitz', 'Sally Webb', '14November2006']]}