ReportCard1.txt

xh	sex	poli	chi	math
   92103	2.00	NA	NA	NA
   92239	2.00	40.00	63.00	44.00
   92142	2.00	NaN	70.00	59.00
   92223	1.00	56.00	91.00	65.50
   92144	1.00	59.00	79.00	34.00
   92217	2.00	60.00	82.50	76.50
   92111	1.00	61.00	86.00	74.00
   92146	1.00	61.00	69.00	45.00
   92234	1.00	66.00	79.00	55.50
   92113	1.00	70.00	85.00	66.00
   92126	1.00	70.00	92.00	56.00
   92211	2.00	71.00	73.00	69.00
   92226	1.00	73.00	77.00	52.50
   92141	2.00	73.00	82.00	41.50
   92203	2.00	74.00	93.00	84.50
   92220	2.00	74.00	81.50	59.50
   92145	1.00	74.00	84.50	30.50
   92228	1.00	76.00	82.00	45.50
   92128	2.00	76.00	93.00	45.00
   92140	2.00	76.00	73.00	39.50
   92227	1.00	77.00	87.00	44.50
   92134	2.00	77.00	91.00	47.50
   92202	1.00	78.00	89.00	83.50
   92221	2.00	79.00	83.00	47.00
   92236	1.00	79.00	76.00	34.00
   92122	1.00	80.00	88.50	63.50
   92205	2.00	81.00	79.00	84.00
   92112	2.00	81.00	75.50	76.50
   92213	1.00	82.00	76.00	65.00
   92105	1.00	82.00	85.00	79.50
   92124	1.00	82.00	76.00	61.00
   92207	2.00	83.00	91.00	70.50
   92215	1.00	83.00	80.50	62.50
   92229	2.00	83.00	72.00	44.50
   92231	2.00	83.00	84.00	38.50
   92117	1.00	83.00	91.00	80.50
   92212	1.00	84.00	85.00	61.50
   92224	2.00	84.00	72.00	66.50
   92108	2.00	84.00	90.00	69.50
   92116	2.00	84.00	87.00	67.50
   92115	1.00	85.00	91.00	72.50
   92206	2.00	86.00	86.00	77.50
   92214	1.00	86.00	86.00	62.00
   92216	1.00	87.00	74.50	69.50
   92218	1.00	87.00	72.00	70.00
   92225	1.00	87.00	83.00	44.50
   92127	2.00	87.00	97.00	52.00
   92204	2.00	88.00	81.00	87.50
   92106	2.00	88.00	88.00	78.00
   92125	2.00	88.00	80.00	53.50
   92232	2.00	89.00	67.00	51.50
   92104	2.00	89.00	97.00	69.50
   92129	2.00	89.00	90.00	50.00
   92209	2.00	90.00	91.00	70.50
   92120	1.00	90.00	84.00	55.00
   92208	1.00	91.00	88.00	63.00
   92135	1.00	91.00	77.00	47.00
   92110	1.00	92.00	94.00	71.00
   92102	1.00	94.00	97.00	86.50
   92101	2.00	96.00	96.00	87.50