Jan 1: 175.4
Jan 2: 177
Jan 3: 176
Jan 4: 174.8
Jan 5: 173.6
Jan 6: 173.4
Jan 7: 172.6
Jan 8 : 171.6
Jan 9: 171.2
Jan 10: 172.2
Jan 11: 173
Jan 12: 171.2
Jan 13: 172.6
Jan 14: 173
Jan 15: 174.4
Jan 16: 174
Jan 17: 174.6
Jan 18: 174.6
Jan 19: 174
Jan 20: 174.2
Jan 21: 174
Jan 22: 173.2
Jan 23: 172.8
Jan 24: 173.4
Jan 25: 173.6
Jan 26: 175
Jan 27: 174.8
Jan 28: 172.8
Jan 29:173.4
Jan 30: 170.6
Jan 31: 170.4