function storeFollowers(){
var sheet = SpreadsheetApp.getActiveSheet();
var datarange = sheet.getDataRange();
var numRows = datarange.getNumRows();
var numColumns = datarange.getNumColumns();
var nextColumn = numColumns + 1;
sheet.getRange(1, nextColumn).setValue(new Date());
for (var i=2; i <= numRows; i++){
var numLikes = sheet.getRange(i, 3).getValue();
sheet.getRange(i, numColumns + 1).setValue(numLikes);
}
}