R1/R2 251 241 231 221 211 201 251 73.8765517241379 74.0749425287356 74.4232183908046 74.6009195402299 74.8565517241379 75.1567816091954 241 74.2062068965517 74.3788505747126 74.8140229885057 74.9816091954023 75.1765517241379 75.4420689655172 231 74.7312643678161 74.8772413793103 75.3597701149425 75.4510344827586 75.5809195402299 75.872183908046 221 75.1036781609195 75.2726436781609 75.7496551724138 75.9140229885057 76.0234482758621 76.3409195402299 211 75.4089655172414 75.5763218390805 76.1174712643678 76.391724137931 76.5616091954023 76.7705747126437 201 75.7395402298851 75.9390804597701 76.4045977011494 77.0089655172414 77.208275862069 77.4308045977012