{"student":"1","when":"Before","errors":10}
{"student":"2","when":"Before","errors":6}
{"student":"3","when":"Before","errors":8}
{"student":"4","when":"Before","errors":7}
{"student":"5","when":"Before","errors":7}
{"student":"6","when":"Before","errors":12}
{"student":"7","when":"Before","errors":4}
{"student":"8","when":"Before","errors":0}
{"student":"9","when":"Before","errors":7}
{"student":"10","when":"Before","errors":10}
{"student":"1","when":"After","errors":6}
{"student":"2","when":"After","errors":4}
{"student":"3","when":"After","errors":5}
{"student":"4","when":"After","errors":3}
{"student":"5","when":"After","errors":6}
{"student":"6","when":"After","errors":8}
{"student":"7","when":"After","errors":0}
{"student":"8","when":"After","errors":1}
{"student":"9","when":"After","errors":8}
{"student":"10","when":"After","errors":5}