question: how many times did willian arao play for botafogo totally in 2015?
table.cells: club season league cup continental other total
table.cells: division apps goals apps goals apps goals apps goals apps goals
table.cells: corinthians 2011 serie a 0 0 0 0 0 0 0 0 0 0
table.cells: 2012 8 0 0 0 0 0 1 0 9 0
table.cells: 2013 2 0 0 0 0 0 6 0 8 0
table.cells: total 10 0 0 0 0 0 7 0 17 0
table.cells: portuguesa 2013 serie a 13 0 0 0 2 0 0 0 15 0
table.cells: chapecoense 2014 2 0 1 0 0 0 13 1 15 1
table.cells: atletico goianiense 2014 serie b 13 0 0 0 0 0 0 0 13 0
table.cells: botafogo 2015 35 5 4 1 0 0 19 1 58 7
table.cells: flamengo 2016 serie a 37 4 4 0 2 0 19 3 62 7
table.cells: 2017 30 1 6 0 16 4 15 4 67 9
table.cells: 2018 23 2 3 0 3 0 3 0 32 2
table.cells: 2019 0 0 0 0 0 0 0 0 0 0
table.cells: total 90 7 12 0 21 4 36 7 161 18
table.cells: career total 148 10 16 0 23 4 75 9 262 26